diff --git a/.github/workflows/clang15_test.yml b/.github/workflows/clang15_test.yml
index 8076fdcc81c..79c57554b5c 100644
--- a/.github/workflows/clang15_test.yml
+++ b/.github/workflows/clang15_test.yml
@@ -32,7 +32,7 @@ jobs:
       cancel-in-progress: true
 
     container:
-      image: debian:unstable
+      image: debian:stable
     services:
       mariadb:
         image: mariadb:latest