diff --git a/.github/workflows/copy-branch.yml b/.github/workflows/copy-branch.yml
index f8f8572..a1a0f00 100644
--- a/.github/workflows/copy-branch.yml
+++ b/.github/workflows/copy-branch.yml
@@ -5,6 +5,7 @@ name: Duplicates main to old master branch
 # Controls when the action will run. Triggers the workflow on push or pull request
 # events but only for the main branch
 on:
+  workflow_dispatch:
   push:
     branches: [ main ]