diff --git a/.github/workflows/clang-sanitizer.yml b/.github/workflows/clang-sanitizer.yml
index d79d6cf19..56421ca4d 100644
--- a/.github/workflows/clang-sanitizer.yml
+++ b/.github/workflows/clang-sanitizer.yml
@@ -10,7 +10,7 @@ on:
 
 jobs:
   check-clang-san:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     env:
       CARGO_HTTP_MULTIPLEXING: false
     steps: