diff --git a/.github/workflows/dist.yml b/.github/workflows/dist.yml
index 3995084e..150461e1 100644
--- a/.github/workflows/dist.yml
+++ b/.github/workflows/dist.yml
@@ -43,7 +43,7 @@ jobs:
     - uses: pre-commit/action@v3.0.1
   
   check-doc:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     
     steps:
     - uses: actions/checkout@v3