diff --git a/.github/workflows/ci_windows.yml b/.github/workflows/ci_windows.yml
index 7cc3ff29..c166f025 100644
--- a/.github/workflows/ci_windows.yml
+++ b/.github/workflows/ci_windows.yml
@@ -5,6 +5,8 @@ on:
     paths-ignore:
       - "**.md"
   push:
+    branches:
+      - main
     paths-ignore:
       - "**.md"