diff --git a/README.md b/README.md
index 6d03af6f..18a79c56 100644
--- a/README.md
+++ b/README.md
@@ -69,6 +69,9 @@ https://github.com/ioBroker/AdapterRequests/issues/62
     Placeholder for the next version (at the beginning of the line):
     ### **WORK IN PROGRESS**
 -->
+### **WORK IN PROGRESS**
+* (bluefox) Ignored status 400 by token request
+
 ### 1.23.2 (2024-05-24)
 * (bluefox) Allowed calling token request without PIN
 * (bluefox) Corrected the token request
diff --git a/api/hmCloudAPI.js b/api/hmCloudAPI.js
index 97d33f95..d67869d1 100644
--- a/api/hmCloudAPI.js
+++ b/api/hmCloudAPI.js
@@ -124,7 +124,9 @@ class HmCloudAPI {
             });
             return true;
         } catch (err) {
-            this.requestError && this.requestError(err);
+            if (err.response && err.response.status !== 400) {
+                this.requestError && this.requestError(err);
+            }
             return false;
         }
     }