diff --git a/.github/workflows/webpack.yml b/.github/workflows/webpack.yml
index 2e99bca..9ef5d00 100644
--- a/.github/workflows/webpack.yml
+++ b/.github/workflows/webpack.yml
@@ -2,9 +2,10 @@ name: NodeJS with Webpack
 
 on:
   push:
-    branches: [ $default-branch ]
+    branches: [ master ]
   pull_request:
-    branches: [ $default-branch ]
+    branches: [ master ]
+  workflow_dispatch:
 
 jobs:
   build: