diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 86105d81..d59a9837 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -990,8 +990,8 @@ Game Maker Language:
   color: "#8ad353"
   extensions:
   - .gml
-  tm_scope: source.js
-  ace_mode: javascript
+  tm_scope: source.c++
+  ace_mode: c_cpp
 
 Genshi:
   extensions: