diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8fc8d93f3125f0398b58b090abd8842f0bdd04db..1e0e767e7328c3b4421b4b5192f71abbd84e36ee 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -94,6 +94,7 @@ test:
     - docker push registry.gitlab.eox.at/esa/prism/vs/pvs_preprocessor:latest
     - docker push registry.gitlab.eox.at/esa/prism/vs/pvs_client:latest
     - docker swarm init
+    - docker network create -d overlay emg-extnet
     - docker stack deploy -c docker-compose.emg.yml -c docker-compose.emg.dev.yml emg-pvs
   script:
     # - swift post --auth-version $ST_AUTH_VERSION_DOWNLOAD --os-identity-api-version 3 --os-auth-url $OS_AUTH_URL_DOWNLOAD --os-username $OS_USERNAME_DOWNLOAD --os-password $OS_PASSWORD_DOWNLOAD --os-tenant-name $OS_TENANT_NAME_DOWNLOAD --os-tenant-id $OS_TENANT_ID_DOWNLOAD --os-region-name $OS_REGION_NAME_DOWNLOAD preprocessor_test
diff --git a/docker-compose.emg.dev.yml b/docker-compose.emg.dev.yml
index 72167bc4f51f470673e7a198c2674fe2647ccdef..34264cade2b10ce59e6371f59433f91404fd989a 100644
--- a/docker-compose.emg.dev.yml
+++ b/docker-compose.emg.dev.yml
@@ -44,7 +44,7 @@ services:
       - type: bind
         source: ./preprocessor/
         target: /preprocessor/
-  networks:
-    extnet:
-      name: emg-extnet
-      external: true
\ No newline at end of file
+networks:
+  extnet:
+    name: emg-extnet
+    external: true
\ No newline at end of file
diff --git a/registrar_test.py b/registrar_test.py
index 281f462c3a40ce55cda4b4cef0c846e1693012c9..019c3e8aa9646f7919b56431ffbc4cb64ab7a0e9 100644
--- a/registrar_test.py
+++ b/registrar_test.py
@@ -18,7 +18,7 @@ def connect_to_db(eo_id):
     global db_name, coverage_id
     connection= None
     try:
-        connection = psycopg2.connect(dbname=database, user=database_user, password=database_password, host='127.0.01', port=port)
+        connection = psycopg2.connect(dbname=database, user=database_user, password=database_password, host='127.0.0.1', port=port)
         cursor = connection.cursor()
         db_name = connection.get_dsn_parameters()["dbname"]
         postgreSQL_select_Query = "SELECT identifier FROM coverages_eoobject WHERE identifier = '%s';" % eo_id