diff --git a/grammar/MGCPGrammar.st b/grammar/MGCPGrammar.st
index 3a97058..90af86a 100644
--- a/grammar/MGCPGrammar.st
+++ b/grammar/MGCPGrammar.st
@@ -17,7 +17,7 @@
 "
 
 PP.PPCompositeParser subclass: MGCPGrammar [
-    | MGCPMessage EOL One_WSP MGCPMessage MGCPCommandLine MGCPVerb transaction_id endpointName MGCPversion MGCPParameter MGCPCommand ParameterValue SDPRecord SDPLine SDPinformation MGCPResponseLine responseCode responseString packageName wordParser |
+    | MGCPMessage EOL One_WSP MGCPCommandLine MGCPVerb transaction_id endpointName MGCPversion MGCPParameter MGCPCommand ParameterValue SDPRecord SDPLine SDPinformation MGCPResponseLine responseCode responseString packageName wordParser |
     <category: 'OsmoMGCP-Core'>
     <comment: 'I am a the Grammar of the Media Gateway Control Protocol'>