diff --git a/openjdk-runtime/build b/openjdk-runtime/build
index 01347d7..0719996 100755
--- a/openjdk-runtime/build
+++ b/openjdk-runtime/build
@@ -17,8 +17,8 @@
         --mount type=bind,src="$PWD",target=/workspace \
         gcr.io/kaniko-project/warmer:latest \
         --cache-dir=/workspace/cache \
-        --image=registry.access.redhat.com/ubi8/ubi-micro:latest \
-        --image=registry.access.redhat.com/ubi8/ubi-minimal:latest
+        --image=registry.access.redhat.com/ubi9/ubi-micro:latest \
+        --image=registry.access.redhat.com/ubi9/ubi-minimal:latest
 
     docker run \
         --mount type=bind,src="$PWD",target=/workspace \