diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 820de71..eb91bad 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -8,12 +8,12 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     strategy:
       # set fail-fast to prevent github cancels all in-progress jobs if any matrix job fail
       fail-fast: false
       matrix:
-        python-version: [3.6, 3.7, 3.8, 3.9]
+        python-version: [3.7, 3.8, 3.9, '3.10', 3.11]
 
     steps:
     - uses: actions/checkout@v2