diff --git a/netatmo/integrationpluginnetatmo.json b/netatmo/integrationpluginnetatmo.json
index 1f58a052..d2dfa6ae 100644
--- a/netatmo/integrationpluginnetatmo.json
+++ b/netatmo/integrationpluginnetatmo.json
@@ -138,6 +138,8 @@
                             "displayName": "CO2",
                             "unit": "PartsPerMillion",
                             "type": "double",
+                            "minValue": 0,
+                            "maxValue": 2000,
                             "defaultValue": 0
                         },
                         {
@@ -234,6 +236,8 @@
                             "displayName": "CO2",
                             "unit": "PartsPerMillion",
                             "type": "double",
+                            "minValue": 0,
+                            "maxValue": 2000,
                             "defaultValue": 0
                         },
                         {