diff --git a/.github/workflows/demo.yml b/.github/workflows/demo.yml
index 5fb24b6..91daa2a 100644
--- a/.github/workflows/demo.yml
+++ b/.github/workflows/demo.yml
@@ -4,7 +4,7 @@ jobs:
     single_key_demo:
         strategy:
             matrix:
-                os: [ubuntu-latest, macOS-latest]
+                os: [ubuntu-latest, macOS-latest, windows-latest]
         runs-on: ${{ matrix.os }}
         steps:
             - uses: actions/checkout@v1