diff --git a/core/java8/Dockerfile b/core/java8/Dockerfile
index abc0112..be41f27 100644
--- a/core/java8/Dockerfile
+++ b/core/java8/Dockerfile
@@ -15,7 +15,8 @@
 # limitations under the License.
 #
 
-FROM adoptopenjdk/openjdk8-openj9:x86_64-ubuntu-jdk8u212-b04_openj9-0.14.2
+# Use AdoptOpenJDK's JDK8, OpenJ9 Critical Patch Update (CPU) release version 0.15.1
+FROM adoptopenjdk/openjdk8-openj9:x86_64-ubuntu-jdk8u222-b10_openj9-0.15.1
 
 RUN rm -rf /var/lib/apt/lists/* && apt-get clean && apt-get update \
 	&& apt-get install -y --no-install-recommends locales \
@@ -26,8 +27,8 @@
 	LANGUAGE="en_US:en" \
 	LC_ALL="en_US.UTF-8" \
 	VERSION=8 \
-	UPDATE=162 \
-	BUILD=12
+	UPDATE=222 \
+	BUILD=10
 
 ADD proxy /javaAction
 
diff --git a/core/java8actionloop/Dockerfile b/core/java8actionloop/Dockerfile
index 83f5507..880f9dc 100644
--- a/core/java8actionloop/Dockerfile
+++ b/core/java8actionloop/Dockerfile
@@ -17,7 +17,8 @@
 FROM golang:1.12 as builder
 RUN env CGO_ENABLED=0 go get github.com/apache/openwhisk-runtime-go/main
 
-FROM adoptopenjdk/openjdk8:x86_64-ubuntu-jdk8u212-b04
+# Use AdoptOpen JDK8, OpenJ9 release version 0.15.1
+FROM adoptopenjdk/openjdk8-openj9:x86_64-ubuntu-jdk8u222-b10_openj9-0.15.1
 
 RUN rm -rf /var/lib/apt/lists/* && apt-get clean && apt-get update \
 	&& apt-get install -y --no-install-recommends locales python vim \
@@ -28,8 +29,8 @@
 	LANGUAGE="en_US:en" \
 	LC_ALL="en_US.UTF-8" \
 	VERSION=8 \
-	UPDATE=212 \
-	BUILD=3
+	UPDATE=222 \
+	BUILD=10
 
 RUN locale-gen en_US.UTF-8 ;\
     mkdir -p /javaAction/action /usr/java/src /usr/java/lib