diff --git a/kubernetes/akka-cluster-deployment.yml b/kubernetes/akka-cluster-deployment.yml
index 4f1f560..59dacf3 100644
--- a/kubernetes/akka-cluster-deployment.yml
+++ b/kubernetes/akka-cluster-deployment.yml
@@ -43,6 +43,8 @@ spec:
           containerPort: 8558
           protocol: TCP
         env:
+          - name: JAVA_OPTS
+            value: "-Xmx128m -Xms128m"
           - name: NAMESPACE
             valueFrom:
               fieldRef:
diff --git a/pom.xml b/pom.xml
index 147ca50..fd12620 100644
--- a/pom.xml
+++ b/pom.xml
@@ -211,7 +211,7 @@
                                     <exec>
                                         <args>/bin/sh</args>
                                         <args>-c</args>
-                                        <args>java -jar /maven/akka-cluster-openshift.jar</args>
+                                        <args>java $JAVA_OPTS -jar /maven/akka-cluster-openshift.jar</args>
                                     </exec>
                                 </entryPoint>
                                 <assembly>