diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a2130a7f35d7e7fcdc6687efe9b933db411e4d25..4e6aecf6edae3951caf2d89ba86a40bd42e29559 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -99,6 +99,7 @@ test:
     - ./wait_for_container.sh
     - docker exec -i $(docker ps -qf "name=emg-pvs_registrar") python3 /var/www/pvs/dev/pvs_instance/manage.py storage create pvs_testing pvs_testing --type swift --storage-auth auth-cloud-ovh
     - docker exec -i $(docker ps -qf "name=emg-pvs_registrar") python3 /core/registrar.py --objects-prefix "OA/PH1B/0.1/b9/urn:eop:PHR:MULTISPECTRAL_0.5m:DS_PHR1B_201608070959189_FR1_PX_E012N32_0719_00974_4148/0000/PH1B_PHR_FUS_1A_20160807T095918_20160807T095920_TOU_1234_4148.DIMA.tar"
+    - docker service ls
     - pytest -s registrar_test.py --name OA/PH1B/0.1/b9/urn:eop:PHR:MULTISPECTRAL_0.5m:DS_PHR1B_201608070959189_FR1_PX_E012N32_0719_00974_4148/0000/PH1B_PHR_FUS_1A_20160807T095918_20160807T095920_TOU_1234_4148.DIMA.tar
     # - docker exec -i $(docker ps -qf "name=emg-pvs_preprocessor") /bin/sh python3 /preprocessor.py Emergency --tar-object-path "/pvs_testing/OA/PH1B/0.2/e8/urn:eop:PHR:MULTISPECTRAL_0.5m:DS_PHR1B_201707271114024_FR1_PX_W006N35_0918_03164_b7e7/0000/PH1B_PHR_FUS__3_20170727T111402_20170727T111407_TOU_1234_b7e7.DIMA.tar" --upload-container preprocessor_test
     
diff --git a/registrar_test.py b/registrar_test.py
index 8934c1074c92af0a2584ea810048e118c4e4f4e8..e7edc777dd996a859f167a136acaf628f3fd5567 100644
--- a/registrar_test.py
+++ b/registrar_test.py
@@ -9,9 +9,9 @@ database = os.environ.get('DB_NAME_DOWNLOAD')
 
 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=host, port=port)
-        connection= None
+        connection = psycopg2.connect(dbname=database, user=database_user, password=database_password, host=host, 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
@@ -22,10 +22,10 @@ def connect_to_db(eo_id):
         print ("Error while connecting to PostgreSQL", error)
     finally:
         #closing database connection.
-            if(connection):
-                cursor.close()
-                connection.close()
-                print("PostgreSQL connection is closed")
+        if connection:
+            cursor.close()
+            connection.close()
+            print("PostgreSQL connection is closed")