diff --git a/src/pyatmo/home.py b/src/pyatmo/home.py
index af58cfe3..3df6a984 100644
--- a/src/pyatmo/home.py
+++ b/src/pyatmo/home.py
@@ -176,7 +176,7 @@ def has_otm(self) -> bool:
         return any("OTM" in room.device_types for room in self.rooms.values())
 
     def has_bns(self) -> bool:
-        """Check if any room has a BNS device."""
+        """Check if any room has BNS device."""
 
         return any("BNS" in room.device_types for room in self.rooms.values())