diff --git a/libnymea-app-core/jsonrpc/jsontypes.cpp b/libnymea-app-core/jsonrpc/jsontypes.cpp
index 890166c6..da50bcd6 100644
--- a/libnymea-app-core/jsonrpc/jsontypes.cpp
+++ b/libnymea-app-core/jsonrpc/jsontypes.cpp
@@ -583,6 +583,8 @@ QPair<Types::Unit, QString> JsonTypes::stringToUnit(const QString &unitString)
         return QPair<Types::Unit, QString>(Types::UnitPercentage, "%");
     } else if (unitString == "UnitPartsPerMillion") {
         return QPair<Types::Unit, QString>(Types::UnitPartsPerMillion, "ppm");
+    } else if (unitString == "UnitMicroSiemensPerCentimeter") {
+        return QPair<Types::Unit, QString>(Types::UnitMicroSiemensPerCentimeter, "µS/cm");
     } else if (unitString == "UnitEuro") {
         return QPair<Types::Unit, QString>(Types::UnitEuro, "€");
     } else if (unitString == "UnitDollar") {
diff --git a/libnymea-common/types/types.h b/libnymea-common/types/types.h
index 0434925e..2be14b27 100644
--- a/libnymea-common/types/types.h
+++ b/libnymea-common/types/types.h
@@ -83,6 +83,7 @@ public:
         UnitKiloWattHour,
         UnitPercentage,
         UnitPartsPerMillion,
+        UnitMicroSiemensPerCentimeter,
         UnitEuro,
         UnitDollar
     };