diff --git a/bec_widgets/cli/client_utils.py b/bec_widgets/cli/client_utils.py
index d339ae7c..555121ed 100644
--- a/bec_widgets/cli/client_utils.py
+++ b/bec_widgets/cli/client_utils.py
@@ -501,6 +501,7 @@ class BECGuiClient(RPCBase):
         return obj
 
 
+# FIXME not sure if this is cleanup properly, thread seems hanging
 if __name__ == "__main__":  # pragma: no cover
     from bec_lib.client import BECClient
     from bec_lib.service_config import ServiceConfig