diff --git a/README.md b/README.md
index 8237fa3..069a811 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ Lese auf [deutsch](docs/de/README.md).
 * (fred0815) added missing ISM8i states
 * (fred0815) optimized channel object naming
 * (fred0815) fixed configuration of polling interval
+* (Apollon77) Adjust some temperature states to allow to go negative
 
 ### 1.6.1 (2023-01-16)
 * (Apollon77) Fixed some crash cases with unknown datapoints
diff --git a/js/datapoints.json b/js/datapoints.json
index 69145b7..82056e6 100644
--- a/js/datapoints.json
+++ b/js/datapoints.json
@@ -1357,7 +1357,7 @@
     "write": false,
     "einheit": "°C",
     "commonType": "number",
-    "min": 0,
+    "min": -100,
     "max": 1000
   },
   "138": {