diff --git a/demo/Dockerfile b/demo/Dockerfile
index 04b358e..7214580 100644
--- a/demo/Dockerfile
+++ b/demo/Dockerfile
@@ -1,4 +1,5 @@
-FROM openjdk:8
+# https://hub.docker.com/r/adoptopenjdk/openjdk8-openj9/
+FROM adoptopenjdk/openjdk8-openj9
 RUN mkdir /opt/app
 VOLUME /opt/app
 WORKDIR /opt/app
diff --git a/hub/Dockerfile b/hub/Dockerfile
index a2082a0..5901947 100644
--- a/hub/Dockerfile
+++ b/hub/Dockerfile
@@ -1,5 +1,5 @@
 # https://hub.docker.com/r/adoptopenjdk/openjdk8-openj9/
-FROM adoptopenjdk/openjdk8-openj9:latest
+FROM adoptopenjdk/openjdk8-openj9
 RUN mkdir /opt/app
 COPY build/libs/hub-0.0.1-SNAPSHOT.jar /opt/app/app.jar
 ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/opt/app/app.jar"]
diff --git a/node/Dockerfile b/node/Dockerfile
index ee74745..5d71ee7 100644
--- a/node/Dockerfile
+++ b/node/Dockerfile
@@ -1,5 +1,5 @@
 # https://hub.docker.com/r/adoptopenjdk/openjdk8-openj9/
-FROM adoptopenjdk/openjdk8-openj9:latest
+FROM adoptopenjdk/openjdk8-openj9
 RUN mkdir /opt/app
 RUN mkdir /opt/app/config
 VOLUME /opt/app/config