diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fcd2333..2cd57d0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,6 +16,9 @@ concurrency:
 jobs:
   lint:
     runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
 
     steps:
       - uses: actions/checkout@v4
@@ -28,6 +31,9 @@ jobs:
 
   typecheck:
     runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
 
     steps:
       - uses: actions/checkout@v4
@@ -43,6 +49,9 @@ jobs:
 
   test:
     runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
 
     steps:
       - uses: actions/checkout@v4