diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index db259e0..062c5a5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -51,7 +51,8 @@ jobs:
     name: Unit Test Windows
     strategy:
       matrix:
-      runs-on: windows-latest
+        os: [windows-latest]
+      runs-on: ${{ matrix.os }}
     timeout-minutes: 30
     steps:
       - name: Checkout