diff --git a/steam/client/__init__.py b/steam/client/__init__.py
index 7ed9228..aa83760 100644
--- a/steam/client/__init__.py
+++ b/steam/client/__init__.py
@@ -297,8 +297,9 @@ class SteamClient(CMClient, BuiltinBase):
         """
         if not self.connected:
             self._LOG.debug("Trying to send message when not connected. (discarded)")
-        elif body_params and isinstance(message, MsgProto):
-            proto_fill_from_dict(message.body, body_params)
+        else:
+            if body_params and isinstance(message, MsgProto):
+                proto_fill_from_dict(message.body, body_params)
 
             CMClient.send(self, message)