diff --git a/.github/workflows/ci-build-proto.yml b/.github/workflows/ci-build-proto.yml
index 160fc201..4ab094c7 100644
--- a/.github/workflows/ci-build-proto.yml
+++ b/.github/workflows/ci-build-proto.yml
@@ -14,7 +14,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     env:
       BAZEL: bazelisk-linux-amd64
     steps: