diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 76b29395..9ec073e3 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -4,6 +4,10 @@ on:
   push:
     paths-ignore:
       - '**.md'
+    # Sequence of patterns matched against refs/heads
+    branches:
+      # Push events on the main branch
+      - master
   pull_request:
     paths-ignore:
       - '**.md'