diff --git a/custom_components/nilan/select.py b/custom_components/nilan/select.py
index dd22643..1abd626 100644
--- a/custom_components/nilan/select.py
+++ b/custom_components/nilan/select.py
@@ -437,5 +437,5 @@ async def async_update(self) -> None:
         if option3 != 0:
             options.append(ALARM_CODES_TO_TEXT.get(option3))
         if len(options) > 1:
-            options.append(ALARM_CODES_TO_TEXT.get(155))
+            options.append(ALARM_CODES_TO_TEXT.get(255))
         self._attr_options = options