diff --git a/integration-tests/docker/docker-compose.high-availability.yml b/integration-tests/docker/docker-compose.high-availability.yml
index 68049452d97..0b38b90efaf 100644
--- a/integration-tests/docker/docker-compose.high-availability.yml
+++ b/integration-tests/docker/docker-compose.high-availability.yml
@@ -132,7 +132,7 @@ services:
       - DRUID_INTEGRATION_TEST_GROUP=${DRUID_INTEGRATION_TEST_GROUP}
       - DRUID_SERVICE=custom-node-role
       - DRUID_LOG_PATH=/shared/logs/custom-node-role.log
-      - SERVICE_DRUID_JAVA_OPTS=-server -Xmx64m -Xms64m -XX:+UseG1GC -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5011
+      - SERVICE_DRUID_JAVA_OPTS=-server -Xmx128m -Xms128m -XX:+UseG1GC -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5011
       - druid_host=druid-custom-node-role
       - druid_auth_basic_common_cacheDirectory=/tmp/authCache/custom_node_role
       - druid_server_https_crlPath=/tls/revocations.crl
diff --git a/integration-tests/docker/environment-configs/router-custom-check-tls b/integration-tests/docker/environment-configs/router-custom-check-tls
index 0414b16b65c..83ba28fad7a 100644
--- a/integration-tests/docker/environment-configs/router-custom-check-tls
+++ b/integration-tests/docker/environment-configs/router-custom-check-tls
@@ -21,7 +21,7 @@ DRUID_SERVICE=router
 DRUID_LOG_PATH=/shared/logs/router-custom-check-tls.log
 
 # JAVA OPTS
-SERVICE_DRUID_JAVA_OPTS=-server -Xmx64m -Xms64m -XX:+UseG1GC -XX:+PrintGCDetails -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5003
+SERVICE_DRUID_JAVA_OPTS=-server -Xmx128m -Xms128m -XX:+UseG1GC -XX:+PrintGCDetails -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5003
 
 # Druid configs
 druid_plaintextPort=8891
diff --git a/integration-tests/docker/environment-configs/router-no-client-auth-tls b/integration-tests/docker/environment-configs/router-no-client-auth-tls
index 9396b3b1742..f22226cd423 100644
--- a/integration-tests/docker/environment-configs/router-no-client-auth-tls
+++ b/integration-tests/docker/environment-configs/router-no-client-auth-tls
@@ -21,7 +21,7 @@ DRUID_SERVICE=router
 DRUID_LOG_PATH=/shared/logs/router-no-client-auth-tls.log
 
 # JAVA OPTS
-SERVICE_DRUID_JAVA_OPTS=-server -Xmx64m -Xms64m -XX:+UseG1GC -XX:+PrintGCDetails -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5002
+SERVICE_DRUID_JAVA_OPTS=-server -Xmx128m -Xms128m -XX:+UseG1GC -XX:+PrintGCDetails -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5002
 
 # Druid configs
 druid_plaintextPort=8890
diff --git a/integration-tests/docker/environment-configs/router-permissive-tls b/integration-tests/docker/environment-configs/router-permissive-tls
index d827dae555b..9cd87fb3660 100644
--- a/integration-tests/docker/environment-configs/router-permissive-tls
+++ b/integration-tests/docker/environment-configs/router-permissive-tls
@@ -21,7 +21,7 @@ DRUID_SERVICE=router
 DRUID_LOG_PATH=/shared/logs/router-permissive-tls.log
 
 # JAVA OPTS
-SERVICE_DRUID_JAVA_OPTS=-server -Xmx64m -Xms64m -XX:+UseG1GC -XX:+PrintGCDetails -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5001
+SERVICE_DRUID_JAVA_OPTS=-server -Xmx128m -Xms128m -XX:+UseG1GC -XX:+PrintGCDetails -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5001
 
 # Druid configs
 druid_plaintextPort=8889
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index 7bea258c647..be57e12bf3d 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -666,7 +666,7 @@
                             </properties>
                             <argLine>
                                 ${jdk.strong.encapsulation.argLine}
-                                -Xmx128m
+                                -Xmx256m
                                 -Duser.timezone=UTC
                                 -Dfile.encoding=UTF-8
                                 -Ddruid.test.config.dockerIp=${env.DOCKER_IP}