diff --git a/installers/full_install_osm.sh b/installers/full_install_osm.sh
index 489326d..449ca49 100755
--- a/installers/full_install_osm.sh
+++ b/installers/full_install_osm.sh
@@ -30,7 +30,7 @@
     echo -e "                     -b tags/v1.1.0     (a specific tag)"
     echo -e "                     ..."
     echo -e "     -a <apt proxy url>: use this apt proxy url when downloading apt packages (air-gapped installation)"
-    echo -e "     -s <stack name> or <namespace>  user defined stack name when installed using swarm or namespace when installed using k8s, default is osm"
+    echo -e "     -s <namespace>  namespace when installed using k8s, default is osm"
     echo -e "     -H <VCA host>   use specific juju host controller IP"
     echo -e "     -S <VCA secret> use VCA/juju secret key"
     echo -e "     -P <VCA pubkey> use VCA/juju public key file"
@@ -112,12 +112,12 @@
     OSM_VCA_CLOUDNAME="lxd-cloud"
     [ -n "$OSM_VCA_HOST" ] && OSM_VCA_CLOUDNAME="localhost"
     if [ -z "$OSM_VCA_HOST" ]; then
-        [ -z "$CONTROLLER_NAME" ] && OSM_VCA_HOST=`sg lxd -c "juju show-controller $OSM_STACK_NAME"|grep api-endpoints|awk -F\' '{print $2}'|awk -F\: '{print $1}'`
+        [ -z "$CONTROLLER_NAME" ] && OSM_VCA_HOST=`sg lxd -c "juju show-controller $OSM_NAMESPACE"|grep api-endpoints|awk -F\' '{print $2}'|awk -F\: '{print $1}'`
         [ -n "$CONTROLLER_NAME" ] && OSM_VCA_HOST=`juju show-controller $CONTROLLER_NAME |grep api-endpoints|awk -F\' '{print $2}'|awk -F\: '{print $1}'`
         [ -z "$OSM_VCA_HOST" ] && FATAL "Cannot obtain juju controller IP address"
     fi
     if [ -z "$OSM_VCA_SECRET" ]; then
-        [ -z "$CONTROLLER_NAME" ] && OSM_VCA_SECRET=$(parse_juju_password $OSM_STACK_NAME)
+        [ -z "$CONTROLLER_NAME" ] && OSM_VCA_SECRET=$(parse_juju_password $OSM_NAMESPACE)
         [ -n "$CONTROLLER_NAME" ] && OSM_VCA_SECRET=$(parse_juju_password $CONTROLLER_NAME)
         [ -z "$OSM_VCA_SECRET" ] && FATAL "Cannot obtain juju secret"
     fi
@@ -126,7 +126,7 @@
         [ -z "$OSM_VCA_PUBKEY" ] && FATAL "Cannot obtain juju public key"
     fi
     if [ -z "$OSM_VCA_CACERT" ]; then
-        [ -z "$CONTROLLER_NAME" ] && OSM_VCA_CACERT=$(juju controllers --format json | jq -r --arg controller $OSM_STACK_NAME '.controllers[$controller]["ca-cert"]' | base64 | tr -d \\n)
+        [ -z "$CONTROLLER_NAME" ] && OSM_VCA_CACERT=$(juju controllers --format json | jq -r --arg controller $OSM_NAMESPACE '.controllers[$controller]["ca-cert"]' | base64 | tr -d \\n)
         [ -n "$CONTROLLER_NAME" ] && OSM_VCA_CACERT=$(juju controllers --format json | jq -r --arg controller $CONTROLLER_NAME '.controllers[$controller]["ca-cert"]' | base64 | tr -d \\n)
         [ -z "$OSM_VCA_CACERT" ] && FATAL "Cannot obtain juju CA certificate"
     fi
@@ -491,17 +491,17 @@
 #creates secrets from env files which will be used by containers
 function kube_secrets(){
     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
-    kubectl create ns $OSM_STACK_NAME
-    kubectl create secret generic lcm-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/lcm.env
-    kubectl create secret generic mon-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/mon.env
-    kubectl create secret generic nbi-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/nbi.env
-    kubectl create secret generic ro-db-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/ro-db.env
-    kubectl create secret generic ro-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/ro.env
-    kubectl create secret generic keystone-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/keystone.env
-    kubectl create secret generic pol-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/pol.env
+    kubectl create ns $OSM_NAMESPACE
+    kubectl create secret generic lcm-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/lcm.env
+    kubectl create secret generic mon-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/mon.env
+    kubectl create secret generic nbi-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/nbi.env
+    kubectl create secret generic ro-db-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/ro-db.env
+    kubectl create secret generic ro-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/ro.env
+    kubectl create secret generic keystone-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/keystone.env
+    kubectl create secret generic pol-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/pol.env
     if [ -n "${INSTALL_NGSA}" ]; then
-        kubectl create secret generic ngsa-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/ngsa.env
-        kubectl create secret generic webhook-translator-secret -n $OSM_STACK_NAME --from-env-file=$OSM_DOCKER_WORK_DIR/webhook-translator.env
+        kubectl create secret generic ngsa-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/ngsa.env
+        kubectl create secret generic webhook-translator-secret -n $OSM_NAMESPACE --from-env-file=$OSM_DOCKER_WORK_DIR/webhook-translator.env
     fi
     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 }
@@ -509,22 +509,22 @@
 #deploys osm pods and services
 function deploy_osm_services() {
     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
-    kubectl apply -n $OSM_STACK_NAME -f $OSM_K8S_WORK_DIR
+    kubectl apply -n $OSM_NAMESPACE -f $OSM_K8S_WORK_DIR
     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 }
 
 #deploy charmed services
 function deploy_charmed_services() {
     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
-    juju add-model $OSM_STACK_NAME $OSM_VCA_K8S_CLOUDNAME
-    juju deploy ch:mongodb-k8s -m $OSM_STACK_NAME
+    juju add-model $OSM_NAMESPACE $OSM_VCA_K8S_CLOUDNAME
+    juju deploy ch:mongodb-k8s -m $OSM_NAMESPACE
     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 }
 
 function deploy_osm_pla_service() {
     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
     # corresponding to deploy_osm_services
-    kubectl apply -n $OSM_STACK_NAME -f $OSM_DOCKER_WORK_DIR/osm_pla
+    kubectl apply -n $OSM_NAMESPACE -f $OSM_DOCKER_WORK_DIR/osm_pla
     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 }
 
@@ -720,9 +720,6 @@
 
     find_devops_folder
 
-    # TODO: the use of stacks come from docker-compose. We should probably remove
-    [ "${OSM_STACK_NAME}" == "osm" ] || OSM_DOCKER_WORK_DIR="$OSM_WORK_DIR/stack/$OSM_STACK_NAME"
-
     track start release $RELEASE none none docker_tag $OSM_DOCKER_TAG none none installation_type $OSM_INSTALLATION_TYPE none none
 
     track checks checkingroot_ok
@@ -771,7 +768,7 @@
     FATAL_TRACK k8scluster "install_kubeadm_cluster.sh failed"
     track k8scluster k8scluster_ok
 
-    JUJU_OPTS="-D ${OSM_DEVOPS} -s ${OSM_STACK_NAME} -i ${OSM_DEFAULT_IP} ${DEBUG_INSTALL} ${INSTALL_NOJUJU} ${INSTALL_CACHELXDIMAGES}"
+    JUJU_OPTS="-D ${OSM_DEVOPS} -s ${OSM_NAMESPACE} -i ${OSM_DEFAULT_IP} ${DEBUG_INSTALL} ${INSTALL_NOJUJU} ${INSTALL_CACHELXDIMAGES}"
     [ -n "${OSM_VCA_HOST}" ] && JUJU_OPTS="$JUJU_OPTS -H ${OSM_VCA_HOST}"
     [ -n "${LXD_CLOUD_FILE}" ] && JUJU_OPTS="$JUJU_OPTS -l ${LXD_CLOUD_FILE}"
     [ -n "${LXD_CRED_FILE}" ] && JUJU_OPTS="$JUJU_OPTS -L ${LXD_CRED_FILE}"
@@ -825,9 +822,9 @@
     track osmclient osmclient_ok
 
     echo -e "Checking OSM health state..."
-    $OSM_DEVOPS/installers/osm_health.sh -s ${OSM_STACK_NAME} -k || \
+    $OSM_DEVOPS/installers/osm_health.sh -s ${OSM_NAMESPACE} -k || \
     (echo -e "OSM is not healthy, but will probably converge to a healthy state soon." && \
-    echo -e "Check OSM status with: kubectl -n ${OSM_STACK_NAME} get all" && \
+    echo -e "Check OSM status with: kubectl -n ${OSM_NAMESPACE} get all" && \
     track healthchecks osm_unhealthy didnotconverge)
     track healthchecks after_healthcheck_ok
 
@@ -946,7 +943,7 @@
     echo "OSM_DOCKER_WORK_DIR=$OSM_DOCKER_WORK_DIR"
     echo "OSM_HELM_WORK_DIR=$OSM_HELM_WORK_DIR"
     echo "OSM_K8S_WORK_DIR=$OSM_K8S_WORK_DIR"
-    echo "OSM_STACK_NAME=$OSM_STACK_NAME"
+    echo "OSM_NAMESPACE=$OSM_NAMESPACE"
     echo "OSM_VCA_HOST=$OSM_VCA_HOST"
     echo "OSM_VCA_PUBKEY=$OSM_VCA_PUBKEY"
     echo "OSM_VCA_SECRET=$OSM_VCA_SECRET"
@@ -1023,7 +1020,7 @@
 OSM_VCA_PUBKEY=
 OSM_VCA_CLOUDNAME="localhost"
 OSM_VCA_K8S_CLOUDNAME="k8scloud"
-OSM_STACK_NAME=osm
+OSM_NAMESPACE=osm
 NO_HOST_PORTS=""
 DOCKER_NOBUILD=""
 REPOSITORY_KEY="OSM%20ETSI%20Release%20Key.gpg"
@@ -1033,7 +1030,7 @@
 OSM_K8S_WORK_DIR="${OSM_DOCKER_WORK_DIR}/osm_pods"
 OSM_HELM_WORK_DIR="${OSM_WORK_DIR}/helm"
 OSM_HOST_VOL="/var/lib/osm"
-OSM_NAMESPACE_VOL="${OSM_HOST_VOL}/${OSM_STACK_NAME}"
+OSM_NAMESPACE_VOL="${OSM_HOST_VOL}/${OSM_NAMESPACE}"
 OSM_DOCKER_TAG=latest
 DOCKER_USER=opensourcemano
 PULL_IMAGES="y"
@@ -1130,7 +1127,7 @@
             OSM_VCA_SECRET="${OPTARG}"
             ;;
         s)
-            OSM_STACK_NAME="${OPTARG}" && [[ ! "${OPTARG}" =~ $RE_CHECK ]] && echo "Namespace $OPTARG is invalid. Regex used for validation is $RE_CHECK" && exit 0
+            OSM_NAMESPACE="${OPTARG}" && [[ ! "${OPTARG}" =~ $RE_CHECK ]] && echo "Namespace $OPTARG is invalid. Regex used for validation is $RE_CHECK" && exit 0
             ;;
         t)
             OSM_DOCKER_TAG="${OPTARG}"
@@ -1267,7 +1264,7 @@
 [ -n "$TO_REBUILD" ] && [ "$TO_REBUILD" == " PLA" ] && [ -z "$INSTALL_PLA" ] && FATAL "Incompatible option: -m PLA cannot be used without --pla option"
 # if develop, we force master
 [ -z "$COMMIT_ID" ] && [ -n "$DEVELOP" ] && COMMIT_ID="master"
-OSM_K8S_WORK_DIR="$OSM_DOCKER_WORK_DIR/osm_pods" && OSM_NAMESPACE_VOL="${OSM_HOST_VOL}/${OSM_STACK_NAME}"
+OSM_K8S_WORK_DIR="$OSM_DOCKER_WORK_DIR/osm_pods" && OSM_NAMESPACE_VOL="${OSM_HOST_VOL}/${OSM_NAMESPACE}"
 [ -n "$INSTALL_ONLY" ] && [ -n "$INSTALL_K8S_MONITOR" ] && install_k8s_monitoring
 [ -n "$INSTALL_ONLY" ] && [ -n "$INSTALL_NGSA" ] && install_osm_ngsa_service
 [ -n "$INSTALL_ONLY" ] && echo -e "\nDONE" && exit 0