diff --git a/tools/test/bin/atomix-push-bits b/tools/test/bin/atomix-push-bits
index d82321c..5eb9191 100755
--- a/tools/test/bin/atomix-push-bits
+++ b/tools/test/bin/atomix-push-bits
@@ -26,7 +26,7 @@
 
 . $ONOS_ROOT/tools/build/envDefaults
 
-ATOMIX_VERSION=${ATOMIX_VERSION:-3.1.9}
+ATOMIX_VERSION=${ATOMIX_VERSION:-3.1.12}
 ATOMIX_MAVEN=~/.m2/repository/io/atomix/atomix-dist/$ATOMIX_VERSION/atomix-dist-$ATOMIX_VERSION.tar.gz
 ATOMIX_LOCAL=/tmp/atomix-$ATOMIX_VERSION.tar.gz
 ATOMIX_REMOTE=https://oss.sonatype.org/content/repositories/releases/io/atomix/atomix-dist/$ATOMIX_VERSION/atomix-dist-$ATOMIX_VERSION.tar.gz
diff --git a/tools/test/bin/atomix-service b/tools/test/bin/atomix-service
index 5910a8c..8eb6a5e 100755
--- a/tools/test/bin/atomix-service
+++ b/tools/test/bin/atomix-service
@@ -40,11 +40,9 @@
 fi
 
 # Define the java options for atomix
-# FIXME atomix-agent already provides a gc algorithm. Once we fix atomix-agent we can allow this
-# JAVA_OPTS="${JAVA_OPTS:--XX:+UseG1GC -XX:MaxGCPauseMillis=200}"
+JAVA_OPTS="${JAVA_OPTS:--XX:+UseG1GC -XX:MaxGCPauseMillis=200}"
 if [ ! -z "$ONOS_YOURKIT" ]; then
-    #JAVA_OPTS+=" -agentpath:$ATOMIX_INSTALL_DIR/libyjpagent.so=listen=all"
-    JAVA_OPTS="${JAVA_OPTS:--agentpath:$ATOMIX_INSTALL_DIR/libyjpagent.so=listen=all}"
+    JAVA_OPTS+=" -agentpath:$ATOMIX_INSTALL_DIR/libyjpagent.so=listen=all"
 fi
 
 case $2 in
diff --git a/tools/test/scenarios/odtn/createOdtnCell.sh b/tools/test/scenarios/odtn/createOdtnCell.sh
index 8e5f74d..fcb81ba 100755
--- a/tools/test/scenarios/odtn/createOdtnCell.sh
+++ b/tools/test/scenarios/odtn/createOdtnCell.sh
@@ -16,7 +16,7 @@
 echo "The public key in local host is: $SSH_KEY"
 
 # Create Atomix cluster using Atomix docker image
-ATOMIX_IMAGE=atomix/atomix:3.1.9
+ATOMIX_IMAGE=atomix/atomix:3.1.12
 for i in {1..3}; do
     echo "Setting up atomix-$i..."
     docker container run --detach --name atomix-$i --hostname atomix-$i \