diff --git a/dev-qt/qt_creator/additional-files/qt_creator.rdef.in b/dev-qt/qt_creator/additional-files/qt_creator.rdef.in
index bee057601..7e9a1d0b4 100644
--- a/dev-qt/qt_creator/additional-files/qt_creator.rdef.in
+++ b/dev-qt/qt_creator/additional-files/qt_creator.rdef.in
@@ -17,7 +17,7 @@ resource app_signature "@APP_SIGNATURE@";
 
 resource file_types message {
 	"types" = "text/x-jamfile",
-	"types" = "text/x-Makefile",
+	"types" = "text/x-makefile",
 	"types" = "text/x-patch",
 	"types" = "text/x-source-code"
 };