diff --git a/packages/@vue/cli-service/lib/config/assets.js b/packages/@vue/cli-service/lib/config/assets.js
index bc30e25b47..8bc0839bcc 100644
--- a/packages/@vue/cli-service/lib/config/assets.js
+++ b/packages/@vue/cli-service/lib/config/assets.js
@@ -5,7 +5,7 @@ module.exports = (api, options) => {
   const genAssetSubPath = dir => {
     return getAssetPath(
       options,
-      `${dir}/[name]${options.filenameHashing ? '.[hash:8]' : ''}.[ext]`
+      `${dir}/[name]${options.filenameHashing ? '.[hash:8]' : ''}[ext]`
     )
   }