diff --git a/sat/plugins/plugin_comp_ap_gateway/__init__.py b/sat/plugins/plugin_comp_ap_gateway/__init__.py
index e25a879c..aa8ab247 100644
--- a/sat/plugins/plugin_comp_ap_gateway/__init__.py
+++ b/sat/plugins/plugin_comp_ap_gateway/__init__.py
@@ -2177,8 +2177,8 @@ class APGateway:
         post_treat: defer.Deferred
     ) -> bool:
         """add the gateway workflow on post treatment"""
-        if not self.client:
-            log.warning(f"no client set, ignoring message: {message_elt.toXml()}")
+        if self.client is None:
+            log.debug(f"no client set, ignoring message: {message_elt.toXml()}")
             return True
         post_treat.addCallback(
             lambda mess_data: defer.ensureDeferred(self.onMessage(client, mess_data))