diff --git a/.github/workflows/build_cron.yml b/.github/workflows/build_cron.yml
index cc3ea40..0561d71 100644
--- a/.github/workflows/build_cron.yml
+++ b/.github/workflows/build_cron.yml
@@ -8,9 +8,10 @@
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
+        os: [ubuntu-latest, windows-latest]
         java: [ 8 ]
 
     steps: