diff --git a/Source/Modules/csharp.cxx b/Source/Modules/csharp.cxx
index 9b28829ee..78d494fb7 100644
--- a/Source/Modules/csharp.cxx
+++ b/Source/Modules/csharp.cxx
@@ -1384,7 +1384,7 @@ public:
 	// Wrap C/C++ enums with constant integers or use the typesafe enum pattern
 	SwigType *typemap_lookup_type = parent_name ? parent_name : NewString("enum ");
 	Setattr(n, "type", typemap_lookup_type);
-	const String *tm = typemapLookup(n, "cstype", typemap_lookup_type, WARN_CSHARP_TYPEMAP_CSTYPE_UNDEF);
+	const String *tm = typemapLookup(n, "cstype", typemap_lookup_type, WARN_CSHARP_TYPEMAP_CSWTYPE_UNDEF);
 
 	String *return_type = Copy(tm);
 	substituteClassname(typemap_lookup_type, return_type);