Index: src/Concurrency/Keywords.cc
===================================================================
--- src/Concurrency/Keywords.cc	(revision b32ada3178d846d1ee56e8cdd6c3755f2d532471)
+++ src/Concurrency/Keywords.cc	(revision 7c700890e7a60235a8c2486a9ee74d5b67a7024f)
@@ -12,5 +12,5 @@
 // Last Modified By :
 // Last Modified On :
-// Update Count     : 1
+// Update Count     : 3
 //
 
@@ -264,5 +264,5 @@
 			//Find mutex arguments
 			Type* ty = arg->get_type();
-			if( ! ty->get_qualifiers().isMutex ) continue;
+			if( ! ty->get_mutex() ) continue;
 
 			//Append it to the list
@@ -285,5 +285,5 @@
 
 		//Make sure that typed isn't mutex
-		if( base->get_qualifiers().isMutex ) throw SemanticError( "mutex keyword may only appear once per argument ", arg );
+		if( ! base->get_mutex() ) throw SemanticError( "mutex keyword may only appear once per argument ", arg );
 	}