diff --git a/cualsea-server/lib/Cualsea/Server/MessageController.pm b/cualsea-server/lib/Cualsea/Server/MessageController.pm
index 1f59f73..3c6c1f9 100644
--- a/cualsea-server/lib/Cualsea/Server/MessageController.pm
+++ b/cualsea-server/lib/Cualsea/Server/MessageController.pm
@@ -270,7 +270,7 @@ sub new {
                 }
             }
         }
-        return any { $_ eq $user } split ',', $members;
+        return any { $_ eq $user } split ' ', $members;
     }
 }
 {