diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 05e34f5e..726ddeb3 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -2057,7 +2057,7 @@ OpenSCAD:
   extensions:
   - .scad
   tm_scope: none
-  ace_mode: text
+  ace_mode: scad
 
 Org:
   type: prose