diff --git a/.dockerignore b/.dockerignore
index 9f8029b3ba..6ec3218b05 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -6,7 +6,7 @@
 !custom.d.ts
 !typings/styled-patch.d.ts
 !tsconfig.json
-!webpack.config.ts
+!webpack.config.js
 
 !package.json
 !package-lock.json