diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 342daa3f..2ab39b30 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -2044,7 +2044,7 @@ Stata:
 STON:
   type: data
   group: Smalltalk
-  lexer: JavaScript
+  lexer: JSON
   extensions:
   - .ston