diff --git a/sternwarte-homeassistant-integration/custom_components/sternwarte/api.py b/sternwarte-homeassistant-integration/custom_components/sternwarte/api.py
index 2b6e266..b88c26f 100644
--- a/sternwarte-homeassistant-integration/custom_components/sternwarte/api.py
+++ b/sternwarte-homeassistant-integration/custom_components/sternwarte/api.py
@@ -78,7 +78,7 @@ class SternwarteApi:
 
     async def fetch_state(self) -> SternwarteState:
         """Fetch and parse the current Web-IO state."""
-        raw = await self._get_text(f"/allout?PW={self.password}&")
+        raw = await self._get_text(f"/allout?PW={self.password}")
         parts = raw.split(";")
 
         state = SternwarteState()