diff --git a/alphainnotec/integrationpluginalphainnotec.cpp b/alphainnotec/integrationpluginalphainnotec.cpp
index 96b6f96..0011ff4 100644
--- a/alphainnotec/integrationpluginalphainnotec.cpp
+++ b/alphainnotec/integrationpluginalphainnotec.cpp
@@ -370,7 +370,6 @@ void IntegrationPluginAlphaInnotec::executeAction(ThingActionInfo *info)
 
             connect(reply, &QModbusReply::errorOccurred, this, [reply] (QModbusDevice::Error error){
                 qCWarning(dcAlphaInnotec()) << "Modbus reply error occurred while execute action" << error << reply->errorString();
-                emit reply->finished(); // To make sure it will be deleted
             });
         } else */
         if (info->action().actionTypeId() == alphaConnectHotWaterSetpointTemperatureActionTypeId) {
@@ -398,7 +397,6 @@ void IntegrationPluginAlphaInnotec::executeAction(ThingActionInfo *info)
 
             connect(reply, &QModbusReply::errorOccurred, this, [reply] (QModbusDevice::Error error){
                 qCWarning(dcAlphaInnotec()) << "Modbus reply error occurred while execute action" << error << reply->errorString();
-                emit reply->finished(); // To make sure it will be deleted
             });
         } else if (info->action().actionTypeId() == alphaConnectReturnSetpointTemperatureActionTypeId) {
             double temperature = info->action().paramValue(alphaConnectReturnSetpointTemperatureActionReturnSetpointTemperatureParamTypeId).toDouble();
@@ -425,7 +423,6 @@ void IntegrationPluginAlphaInnotec::executeAction(ThingActionInfo *info)
 
             connect(reply, &QModbusReply::errorOccurred, this, [reply] (QModbusDevice::Error error){
                 qCWarning(dcAlphaInnotec()) << "Modbus reply error occurred while execute action" << error << reply->errorString();
-                emit reply->finished(); // To make sure it will be deleted
             });
         } else if (info->action().actionTypeId() == alphaConnectSgReadyModeActionTypeId) {
             QString sgReadyModeString = info->action().paramValue(alphaConnectSgReadyModeActionSgReadyModeParamTypeId).toString();
@@ -463,7 +460,6 @@ void IntegrationPluginAlphaInnotec::executeAction(ThingActionInfo *info)
 
             connect(reply, &QModbusReply::errorOccurred, this, [reply] (QModbusDevice::Error error){
                 qCWarning(dcAlphaInnotec()) << "Modbus reply error occurred while execute action" << error << reply->errorString();
-                emit reply->finished(); // To make sure it will be deleted
             });
         }
     }
diff --git a/huawei/huaweifusionsolar.cpp b/huawei/huaweifusionsolar.cpp
index e11c9e7..18aff94 100644
--- a/huawei/huaweifusionsolar.cpp
+++ b/huawei/huaweifusionsolar.cpp
@@ -105,10 +105,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Inverter active power\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -137,10 +136,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Inverter device status\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -168,10 +166,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Inverter energy produced\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -205,10 +202,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Luna 2000 Battery 1 status\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -236,10 +232,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Luna 2000 Battery 1 power\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -267,10 +262,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Luna 2000 Battery 1 state of charge\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -298,10 +292,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Power meter active power\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -335,10 +328,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Luna 2000 Battery 2 status\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -366,10 +358,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Luna 2000 Battery 2 power\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
@@ -397,10 +388,9 @@ void HuaweiFusionSolar::readNextRegister()
 
                 connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){
                     qCWarning(dcHuaweiFusionSolar()) << "Modbus reply error occurred while updating \"Luna 2000 Battery 2 state of charge\" registers from" << hostAddress().toString() << error << reply->errorString();
-                    emit reply->finished(); // To make sure it will be deleted
                 });
             } else {
-                delete reply; // Broadcast reply returns immediatly
+                reply->deleteLater(); // Broadcast reply returns immediatly
                 finishRequest();
             }
         } else {
diff --git a/libnymea-modbus/modbustcpmaster.cpp b/libnymea-modbus/modbustcpmaster.cpp
index 8c6a448..4a332fa 100644
--- a/libnymea-modbus/modbustcpmaster.cpp
+++ b/libnymea-modbus/modbustcpmaster.cpp
@@ -190,12 +190,11 @@ QUuid ModbusTCPMaster::readCoil(uint slaveAddress, uint registerAddress, uint si
             connect(reply, &QModbusReply::errorOccurred, this, [reply, requestId, this] (QModbusDevice::Error error){
                 qCWarning(dcModbusTcpMaster()) << "Modbus reply error:" << error;
                 emit readRequestError(requestId, reply->errorString());
-                emit reply->finished(); // To make sure it will be deleted
             });
 
             QTimer::singleShot(200, reply, &QModbusReply::deleteLater);
         } else {
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return QUuid();
         }
     } else {
@@ -233,12 +232,11 @@ QUuid ModbusTCPMaster::writeHoldingRegisters(uint slaveAddress, uint registerAdd
             connect(reply, &QModbusReply::errorOccurred, this, [reply, requestId, this] (QModbusDevice::Error error){
                 qCWarning(dcModbusTcpMaster()) << "Modbus replay error:" << error;
                 emit writeRequestError(requestId, reply->errorString());
-                emit reply->finished(); // To make sure it will be deleted
             });
 
             QTimer::singleShot(2000, reply, &QModbusReply::deleteLater);
         } else {
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return QUuid();
         }
     } else {
@@ -292,16 +290,14 @@ QUuid ModbusTCPMaster::readDiscreteInput(uint slaveAddress, uint registerAddress
                 }
             });
 
-            connect(reply, &QModbusReply::errorOccurred, this, [requestId, this] (QModbusDevice::Error error){
+            connect(reply, &QModbusReply::errorOccurred, this, [requestId, reply, this] (QModbusDevice::Error error){
                 qCWarning(dcModbusTcpMaster()) << "Modbus replay error:" << error;
-                QModbusReply *reply = qobject_cast<QModbusReply *>(sender());
                 emit readRequestError(requestId, reply->errorString());
-                emit reply->finished(); // To make sure it will be deleted
             });
 
             QTimer::singleShot(2000, reply, &QModbusReply::deleteLater);
         } else {
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return QUuid();
         }
     } else {
@@ -339,13 +335,12 @@ QUuid ModbusTCPMaster::readInputRegister(uint slaveAddress, uint registerAddress
             connect(reply, &QModbusReply::errorOccurred, this, [reply, requestId, this] (QModbusDevice::Error error){
                 qCWarning(dcModbusTcpMaster()) << "Modbus reply error:" << error;
                 emit readRequestError(requestId, reply->errorString());
-                emit reply->finished(); // To make sure it will be deleted
             });
 
             QTimer::singleShot(2000, reply, &QModbusReply::deleteLater);
 
         } else {
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return QUuid();
         }
     } else {
@@ -387,12 +382,11 @@ QUuid ModbusTCPMaster::readHoldingRegister(uint slaveAddress, uint registerAddre
 
                 qCWarning(dcModbusTcpMaster()) << "Modbus reply error:" << error;
                 emit readRequestError(requestId, reply->errorString());
-                emit reply->finished(); // To make sure it will be deleted
             });
 
             QTimer::singleShot(2000, reply, &QModbusReply::deleteLater);
         } else {
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return QUuid();
         }
     } else {
@@ -438,12 +432,11 @@ QUuid ModbusTCPMaster::writeCoils(uint slaveAddress, uint registerAddress, const
             connect(reply, &QModbusReply::errorOccurred, this, [reply, requestId, this] (QModbusDevice::Error error){
                 qCWarning(dcModbusTcpMaster()) << "Modbus reply error:" << error;
                 emit writeRequestError(requestId, reply->errorString());
-                emit reply->finished(); // To make sure it will be deleted
             });
 
             QTimer::singleShot(2000, reply, &QModbusReply::deleteLater);
         } else {
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return QUuid();
         }
     } else {
diff --git a/libnymea-modbus/tools/connectiontool/modbusrtu.py b/libnymea-modbus/tools/connectiontool/modbusrtu.py
index 2d490c6..228fd88 100644
--- a/libnymea-modbus/tools/connectiontool/modbusrtu.py
+++ b/libnymea-modbus/tools/connectiontool/modbusrtu.py
@@ -98,7 +98,6 @@ def writePropertyUpdateMethodImplementationsRtu(fileDescriptor, className, regis
         writeLine(fileDescriptor)
         writeLine(fileDescriptor, '            connect(reply, &ModbusRtuReply::errorOccurred, this, [reply] (ModbusRtuReply::Error error){')
         writeLine(fileDescriptor, '                qCWarning(dc%s()) << "ModbusRtu reply error occurred while updating \\"%s\\" registers" << error << reply->errorString();' % (className, registerDefinition['description']))
-        writeLine(fileDescriptor, '                emit reply->finished();')
         writeLine(fileDescriptor, '            });')
         writeLine(fileDescriptor, '        }')
         writeLine(fileDescriptor, '    } else {')
@@ -162,7 +161,6 @@ def writeBlockUpdateMethodImplementationsRtu(fileDescriptor, className, blockDef
         writeLine(fileDescriptor)
         writeLine(fileDescriptor, '            connect(reply, &ModbusRtuReply::errorOccurred, this, [reply] (ModbusRtuReply::Error error){')
         writeLine(fileDescriptor, '                qCWarning(dc%s()) << "ModbusRtu reply error occurred while updating block \\"%s\\" registers" << error << reply->errorString();' % (className, blockName))
-        writeLine(fileDescriptor, '                emit reply->finished();')
         writeLine(fileDescriptor, '            });')
         writeLine(fileDescriptor, '        }')
         writeLine(fileDescriptor, '    } else {')
@@ -315,7 +313,6 @@ def writeInitMethodImplementationRtu(fileDescriptor, className, registerDefiniti
                 writeLine(fileDescriptor)
                 writeLine(fileDescriptor, '            connect(reply, &ModbusRtuReply::errorOccurred, this, [reply] (ModbusRtuReply::Error error){')
                 writeLine(fileDescriptor, '                qCWarning(dc%s()) << "ModbusRtu reply error occurred while updating \\"%s\\" registers" << error << reply->errorString();' % (className, registerDefinition['description']))
-                writeLine(fileDescriptor, '                emit reply->finished();')
                 writeLine(fileDescriptor, '            });')
                 writeLine(fileDescriptor, '        }')
                 writeLine(fileDescriptor, '    } else {')
@@ -367,7 +364,6 @@ def writeInitMethodImplementationRtu(fileDescriptor, className, registerDefiniti
                 writeLine(fileDescriptor)
                 writeLine(fileDescriptor, '            connect(reply, &ModbusRtuReply::errorOccurred, this, [reply] (ModbusRtuReply::Error error){')
                 writeLine(fileDescriptor, '                qCWarning(dc%s()) << "ModbusRtu reply error occurred while updating block \\"%s\\" registers" << error << reply->errorString();' % (className, blockName))
-                writeLine(fileDescriptor, '                emit reply->finished();')
                 writeLine(fileDescriptor, '            });')
                 writeLine(fileDescriptor, '        }')
                 writeLine(fileDescriptor, '    } else {')
diff --git a/libnymea-modbus/tools/connectiontool/modbustcp.py b/libnymea-modbus/tools/connectiontool/modbustcp.py
index 1fbd057..bf66b74 100644
--- a/libnymea-modbus/tools/connectiontool/modbustcp.py
+++ b/libnymea-modbus/tools/connectiontool/modbustcp.py
@@ -98,10 +98,9 @@ def writePropertyUpdateMethodImplementationsTcp(fileDescriptor, className, regis
         writeLine(fileDescriptor)
         writeLine(fileDescriptor, '            connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){')
         writeLine(fileDescriptor, '                qCWarning(dc%s()) << "Modbus reply error occurred while updating \\"%s\\" registers from" << hostAddress().toString() << error << reply->errorString();' % (className, registerDefinition['description']))
-        writeLine(fileDescriptor, '                emit reply->finished(); // To make sure it will be deleted')
         writeLine(fileDescriptor, '            });')
         writeLine(fileDescriptor, '        } else {')
-        writeLine(fileDescriptor, '            delete reply; // Broadcast reply returns immediatly')
+        writeLine(fileDescriptor, '            reply->deleteLater(); // Broadcast reply returns immediatly')
         writeLine(fileDescriptor, '        }')
         writeLine(fileDescriptor, '    } else {')
         writeLine(fileDescriptor, '        qCWarning(dc%s()) << "Error occurred while reading \\"%s\\" registers from" << hostAddress().toString() << errorString();' % (className, registerDefinition['description']))
@@ -154,7 +153,6 @@ def writeBlockUpdateMethodImplementationsTcp(fileDescriptor, className, blockDef
         writeLine(fileDescriptor)
         writeLine(fileDescriptor, '            connect(reply, &QModbusReply::errorOccurred, this, [reply] (QModbusDevice::Error error){')
         writeLine(fileDescriptor, '                qCWarning(dc%s()) << "Modbus reply error occurred while updating block \\"%s\\" registers" << error << reply->errorString();' % (className, blockName))
-        writeLine(fileDescriptor, '                emit reply->finished();')
         writeLine(fileDescriptor, '            });')
         writeLine(fileDescriptor, '        }')
         writeLine(fileDescriptor, '    } else {')
@@ -313,10 +311,9 @@ def writeInitMethodImplementationTcp(fileDescriptor, className, registerDefiniti
                 writeLine(fileDescriptor)   
                 writeLine(fileDescriptor, '            connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error){')
                 writeLine(fileDescriptor, '                qCWarning(dc%s()) << "Modbus reply error occurred while reading \\"%s\\" registers from" << hostAddress().toString() << error << reply->errorString();' % (className, registerDefinition['description']))
-                writeLine(fileDescriptor, '                emit reply->finished(); // To make sure it will be deleted')
                 writeLine(fileDescriptor, '            });')
                 writeLine(fileDescriptor, '        } else {')
-                writeLine(fileDescriptor, '            delete reply; // Broadcast reply returns immediatly')
+                writeLine(fileDescriptor, '            reply->deleteLater(); // Broadcast reply returns immediatly')
                 writeLine(fileDescriptor, '        }')
                 writeLine(fileDescriptor, '    } else {')
                 writeLine(fileDescriptor, '        qCWarning(dc%s()) << "Error occurred while reading \\"%s\\" registers from" << hostAddress().toString() << errorString();' % (className, registerDefinition['description']))
@@ -369,7 +366,6 @@ def writeInitMethodImplementationTcp(fileDescriptor, className, registerDefiniti
                 writeLine(fileDescriptor)
                 writeLine(fileDescriptor, '            connect(reply, &QModbusReply::errorOccurred, this, [reply] (QModbusDevice::Error error){')
                 writeLine(fileDescriptor, '                qCWarning(dc%s()) << "Modbus reply error occurred while updating block \\"%s\\" registers" << error << reply->errorString();' % (className, blockName))
-                writeLine(fileDescriptor, '                emit reply->finished();')
                 writeLine(fileDescriptor, '            });')
                 writeLine(fileDescriptor, '        }')
                 writeLine(fileDescriptor, '    } else {')
diff --git a/libnymea-sunspec/sunspecconnection.cpp b/libnymea-sunspec/sunspecconnection.cpp
index d3507d5..f07de35 100644
--- a/libnymea-sunspec/sunspecconnection.cpp
+++ b/libnymea-sunspec/sunspecconnection.cpp
@@ -347,7 +347,7 @@ bool SunSpecConnection::scanSunspecBaseRegister(quint16 baseRegister)
     }
 
     if (reply->isFinished()) {
-        delete reply; // broadcast replies return immediately
+        reply->deleteLater(); // broadcast replies return immediately
         return false;
     }
 
@@ -406,7 +406,7 @@ void SunSpecConnection::scanModelsOnBaseRegister(quint16 offset)
     }
 
     if (reply->isFinished()) {
-        delete reply; // broadcast replies return immediately
+        reply->deleteLater(); // broadcast replies return immediately
         return;
     }
 
diff --git a/libnymea-sunspec/sunspecmodel.cpp b/libnymea-sunspec/sunspecmodel.cpp
index dc00816..27ef1a2 100644
--- a/libnymea-sunspec/sunspecmodel.cpp
+++ b/libnymea-sunspec/sunspecmodel.cpp
@@ -144,12 +144,11 @@ void SunSpecModel::readBlockData()
 
             connect(reply, &QModbusReply::errorOccurred, this, [this, reply] (QModbusDevice::Error error) {
                 qCWarning(dcSunSpecModelData())  << name() << description() << "Modbus reply while reading block data. Error:" << error;
-                emit reply->finished(); // To make sure it will be deleted
             });
 
         } else {
             qCWarning(dcSunSpecModelData()) << "Read block data error: " << m_connection->modbusTcpClient()->errorString();
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return;
         }
     } else {
diff --git a/sunspec/solaredgebattery.cpp b/sunspec/solaredgebattery.cpp
index 6920586..84e3bc3 100644
--- a/sunspec/solaredgebattery.cpp
+++ b/sunspec/solaredgebattery.cpp
@@ -198,13 +198,12 @@ void SolarEdgeBattery::readBlockData()
                             emit blockDataUpdated();
                         });
 
-                        connect(reply, &QModbusReply::errorOccurred, this, [reply] (QModbusDevice::Error error) {
+                        connect(reply, &QModbusReply::errorOccurred, this, [] (QModbusDevice::Error error) {
                             qCWarning(dcSunSpec()) << "SolarEdgeBattery: Modbus reply error:" << error;
-                            emit reply->finished(); // To make sure it will be deleted
                         });
                     } else {
                         qCWarning(dcSunSpec()) << "SolarEdgeBattery: Read error: " << m_connection->modbusTcpClient()->errorString();
-                        delete reply; // broadcast replies return immediately
+                        reply->deleteLater(); // broadcast replies return immediately
                         if (!m_initFinishedSuccess) {
                             m_timer.stop();
                             emit initFinished(false);
@@ -217,13 +216,12 @@ void SolarEdgeBattery::readBlockData()
                 }
             });
 
-            connect(reply, &QModbusReply::errorOccurred, this, [reply] (QModbusDevice::Error error) {
+            connect(reply, &QModbusReply::errorOccurred, this, [] (QModbusDevice::Error error) {
                 qCWarning(dcSunSpec()) << "SolarEdgeBattery: Modbus reply error:" << error;
-                emit reply->finished(); // To make sure it will be deleted
             });
         } else {
             qCWarning(dcSunSpec()) << "SolarEdgeBattery: Read error: " << m_connection->modbusTcpClient()->errorString();
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             if (!m_initFinishedSuccess) {
                 m_timer.stop();
                 emit initFinished(false);
diff --git a/unipi/neuroncommon.cpp b/unipi/neuroncommon.cpp
index e9da7e7..f0b462b 100644
--- a/unipi/neuroncommon.cpp
+++ b/unipi/neuroncommon.cpp
@@ -430,7 +430,7 @@ bool NeuronCommon::modbusWriteRequest(const Request &request)
             });
             QTimer::singleShot(m_responseTimeoutTime, reply, &QModbusReply::deleteLater);
         } else {
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return false;
         }
     } else {
@@ -541,7 +541,7 @@ bool NeuronCommon::modbusReadRequest(const QModbusDataUnit &request)
             });
             QTimer::singleShot(m_responseTimeoutTime, reply, &QModbusReply::deleteLater);
         } else {
-            delete reply; // broadcast replies return immediately
+            reply->deleteLater(); // broadcast replies return immediately
             return false;
         }
     } else {