diff --git a/provider/indexer-gc/cloudbuild/Dockerfile.cloudbuild b/provider/indexer-gc/cloudbuild/Dockerfile.cloudbuild
index a0ff9348ea3a81c12eb4379e5bad31c246fa1e71..1827af1db5b63a0c720fd2700281274db33385b8 100644
--- a/provider/indexer-gc/cloudbuild/Dockerfile.cloudbuild
+++ b/provider/indexer-gc/cloudbuild/Dockerfile.cloudbuild
@@ -1,6 +1,4 @@
-# Use the official AdoptOpenJDK for a base image.
-# https://hub.docker.com/_/openjdk
-FROM openjdk:8-slim
+FROM azul/zulu-openjdk-alpine:8-latest
 WORKDIR /app
 ARG PROVIDER_NAME
 ENV PROVIDER_NAME $PROVIDER_NAME