diff --git a/install/usr/share/swarmlab.io/sec/sec_bootstrap b/install/usr/share/swarmlab.io/sec/sec_bootstrap
index 1dd7c5a..f270e5a 100755
--- a/install/usr/share/swarmlab.io/sec/sec_bootstrap
+++ b/install/usr/share/swarmlab.io/sec/sec_bootstrap
@@ -46,26 +46,28 @@ case $ROLE in
         # Auto update default host file in background and dumb all output
         auto_update_hosts "${HOSTNAMES}" > /dev/null 2>&1 &
 
+           tail -f /dev/null
+
         # Start ssh server
-        /usr/sbin/sshd -D
+        #/usr/sbin/sshd -D
         ;;
 
 
     "workerservice")
 
         # Start ssh server in background
-        /usr/sbin/sshd -D &
+        #/usr/sbin/sshd -D &
 
         # Keep trying to connect to master node and stay there indefinitely so that master node can see
         # the connected hosts that are ready for MPI work
-        while sleep 1
-        do
+        #while sleep 1
+        #do
             # shellcheck disable=SC2086
-            ssh -T -o "StrictHostKeyChecking no"   \
-                -i "${USER_HOME}/.ssh/id_rsa"      \
-                ${USER}@${MPI_MASTER_SERVICE_NAME} \
-                "tail -f /dev/null"
-        done
+          #  ssh -T -o "StrictHostKeyChecking no"   \
+           #     -i "${USER_HOME}/.ssh/id_rsa"      \
+            #    ${USER}@${MPI_MASTER_SERVICE_NAME} \
+           tail -f /dev/null
+        #done
         ;;
     *)
         echo 'role argument only accepts "masterservice" or "workerservice"'
diff --git a/install/usr/share/swarmlab.io/sec/swarmlab-sec b/install/usr/share/swarmlab.io/sec/swarmlab-sec
index 3282e9e..d1dd5fd 100755
--- a/install/usr/share/swarmlab.io/sec/swarmlab-sec
+++ b/install/usr/share/swarmlab.io/sec/swarmlab-sec
@@ -277,23 +277,23 @@ services:
       - $Wdir/project:/home/docker/project
 
  
-  workerservice:
-    image: $IMAGE_NAME
-    privileged: true
-    environment:
-     - NODENAME=${NODENAME}
-     - NODENETWORK=${NODENETWORK}
-     - DISPLAY=\${DISPLAY}
-    cap_add:
-      - NET_ADMIN
-    user: root
-    entrypoint: ["sec_bootstrap", "role=workerservice", "sec_master_service_name=masterservice", "sec_worker_service_name=workerservice"]
-    #ports:
-    #  - "\${SSH_PORT}:22"
-    networks:
-      - ${HYBRID_NETWORK}
-    volumes:
-      - $Wdir/project:/home/docker/project
+#  workerservice:
+#    image: $IMAGE_NAME
+#    privileged: true
+#    environment:
+#     - NODENAME=${NODENAME}
+#     - NODENETWORK=${NODENETWORK}
+#     - DISPLAY=\${DISPLAY}
+#    cap_add:
+#      - NET_ADMIN
+#    user: root
+#    entrypoint: ["sec_bootstrap", "role=workerservice", "sec_master_service_name=masterservice", "sec_worker_service_name=workerservice"]
+#    #ports:
+#    #  - "\${SSH_PORT}:22"
+#    networks:
+#      - ${HYBRID_NETWORK}
+#    volumes:
+#      - $Wdir/project:/home/docker/project
 
 networks:
   ${HYBRID_NETWORK}:
@@ -465,9 +465,18 @@ up_master ()
     printf "\\n%s\\n" "$HEADER"
     echo "$ docker-compose up -d masterservice"
     printf "\\n"
-    docker-compose rm -f
-    docker-compose up --build -d masterservice
+    #docker-compose rm -f
+    #docker-compose up --build -d masterservice
     #docker-compose up   --force-recreate -d masterservice
+
+    docker-compose rm -f -s -v
+    docker pull $IMAGE_NAME
+    docker-compose up --build --remove-orphans  -d masterservice << ANSWERS
+yes
+yes
+yes
+ANSWERS
+
 }
 
 
@@ -646,7 +655,7 @@ if [ $COMMAND_UP -eq 1 ]; then
     generate_ssh_keys
     build_and_push_image	# remove for microservices
     up_master
-    up_workers
+    #up_workers
 
     prompt_ready
     show_instruction
@@ -667,7 +676,7 @@ elif [ $COMMAND_SCALE -eq 1 ]; then
     down_master
     down_workers
     up_master
-    up_workers
+    #up_workers
 
     prompt_ready
     show_instruction
@@ -678,7 +687,7 @@ elif [ $COMMAND_RELOAD -eq 1 ]; then
     down_workers
     build_and_push_image
     up_master
-    up_workers
+    #up_workers
 
     prompt_ready
     show_instruction