diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 6a8fdd5..c6763d0 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -14,7 +14,7 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest]
+        os: [ubuntu-latest, macos-latest, windows-latest]
         ruby-version: ['3.0', '3.1', '3.2', '3.3']
         
     runs-on: ${{ matrix.os }}