diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f8a52c27..697a135a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -73,7 +73,10 @@ jobs:
 
   test:
     name: Test Suite
-    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macOS-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
     services:
       postgres:
         image: postgis/postgis:14-3.1-alpine