diff --git a/.github/workflows/ci-cygwin.yml b/.github/workflows/ci-cygwin.yml
index 9e87bdebfb9..dedefbaea6b 100644
--- a/.github/workflows/ci-cygwin.yml
+++ b/.github/workflows/ci-cygwin.yml
@@ -1,6 +1,6 @@
 name: windows-latest
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
   cygwin: