diff --git a/.github/workflows/on_PR_windows_matrix.yml b/.github/workflows/on_PR_windows_matrix.yml
index 88acf0d1..1455d7ea 100644
--- a/.github/workflows/on_PR_windows_matrix.yml
+++ b/.github/workflows/on_PR_windows_matrix.yml
@@ -8,6 +8,7 @@ on:
   pull_request:
     paths-ignore:
       - "*.md"
+  workflow_dispatch:
   push:
     branches:
     - main