diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a1f2cb7..411b6bb 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         node-version: [14.x, 16.x, 18.x]
-        ts-version: [4.5.x, 4.6.x, 4.7.x, 4.8.x]
+        ts-version: [4.5.x, 4.6.x, 4.7.x, 4.8.x, 4.9.x]
         react-version: ['16.14.0', 16.x, 17.x, 18.x]
     runs-on: ubuntu-latest
     steps: