diff --git a/package.json b/package.json
index 374f6bc65833..bab5913122f0 100644
--- a/package.json
+++ b/package.json
@@ -37,8 +37,7 @@
     "locale"
   ],
   "sideEffects": [
-    "dist/*",
-    "*.less"
+    "dist/*"
   ],
   "main": "lib/index.js",
   "module": "es/index.js",