diff --git a/kernel-testing.yaml b/kernel-testing.yaml
index 7ce7b7e..b02679b 100644
--- a/kernel-testing.yaml
+++ b/kernel-testing.yaml
@@ -68,6 +68,6 @@ data:
         ref: stream-llvm-toolset-rhel8-rhel-8.9.0
         buildorder: 2
       kernel:
-        ref: rhel-8.9.0
+        ref: c8s
         buildorder: 3
         buildonly: true