diff --git a/connector/systembridgeconnector/websocket_client.py b/connector/systembridgeconnector/websocket_client.py
index a88872bdf..ddf5dacc6 100644
--- a/connector/systembridgeconnector/websocket_client.py
+++ b/connector/systembridgeconnector/websocket_client.py
@@ -267,7 +267,10 @@ async def receive_message(self) -> dict | None:
         if self._websocket is None:
             return None
 
-        message = await self._websocket.receive()
+        try:
+            message = await self._websocket.receive()
+        except RuntimeError:
+            return None
 
         if message.type == aiohttp.WSMsgType.ERROR:
             raise ConnectionErrorException(self._websocket.exception())
diff --git a/shared/systembridgeshared/websocket_client.py b/shared/systembridgeshared/websocket_client.py
index e8bf66002..9a4dff544 100644
--- a/shared/systembridgeshared/websocket_client.py
+++ b/shared/systembridgeshared/websocket_client.py
@@ -266,7 +266,10 @@ async def receive_message(self) -> dict | None:
         if self._websocket is None:
             return None
 
-        message = await self._websocket.receive()
+        try:
+            message = await self._websocket.receive()
+        except RuntimeError:
+            return None
 
         if message.type == aiohttp.WSMsgType.ERROR:
             raise ConnectionErrorException(self._websocket.exception())