diff --git a/languages.json b/languages.json
index 1e0506f13..c83a69729 100644
--- a/languages.json
+++ b/languages.json
@@ -161,7 +161,7 @@
       "name": "Bitbake",
       "line_comment": ["#"],
       "quotes": [["\\\"", "\\\""], ["'", "'"]],
-      "extensions": ["bb", "bbclass", "bbappend", "inc", "conf"]
+      "extensions": ["bb", "bbclass", "bbappend", "inc"]
     },
     "BrightScript": {
       "quotes": [["\\\"", "\\\""]],