diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 3521a2bd..42796bbe 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -1490,7 +1490,7 @@ Markdown:
 
 Mask:
   type: markup
-  lexer: SCSS
+  lexer: Mask
   color: "#f97732"
   ace_mode: scss
   extensions: