diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index fa7146bc6ee1af1da213ec0a0a411cc40d6c98d2..53c5e13fec7635484cd31b4c0d239de1b9ca51d1 100755
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,6 @@
 services:
   - name: postgres:10.1
-    command: ["postgres", "-c", "datestyle='iso,dmy'"]
+    command: ["-c", "datestyle=\'iso,dmy\'"]
   - httpd:latest
 
 variables:
diff --git a/test/unitTests/app/notification/DiffusionTypesControllerTest.php b/test/unitTests/app/notification/DiffusionTypesControllerTest.php
index d1d801a82a3bffce16029767291203cd9286839e..15143e8c003d322fbc9539c80448d88fb6598cfe 100755
--- a/test/unitTests/app/notification/DiffusionTypesControllerTest.php
+++ b/test/unitTests/app/notification/DiffusionTypesControllerTest.php
@@ -184,7 +184,7 @@ class DiffusionTypesControllerTest extends TestCase
             $args['event']['table_name'] = 'notes';
             $args['event']['record_id'] = 1;
             $response = $diffusionTypesController->getItemsToNotify($args);
-            $this->assertEmpty($response);
+            $this->assertIsInt($response);
 
             $args['event']['table_name'] = 'listinstance';
             $args['event']['user_id'] = 19;
@@ -235,7 +235,7 @@ class DiffusionTypesControllerTest extends TestCase
             $args['event']['table_name'] = 'notes';
             $args['event']['record_id'] = 1;
             $response = $diffusionTypesController->getItemsToNotify($args);
-            $this->assertEmpty($response);
+            $this->assertIsInt($response);
 
             $args['event']['table_name'] = 'listinstance';
             $args['event']['user_id'] = 19;
@@ -294,7 +294,7 @@ class DiffusionTypesControllerTest extends TestCase
             $args['event']['table_name'] = 'notes';
             $args['event']['record_id'] = 1;
             $response = $diffusionTypesController->getItemsToNotify($args);
-            $this->assertEmpty($response);
+            $this->assertIsInt($response);
 
             $args['event']['table_name'] = 'listinstance';
             $args['event']['user_id'] = 19;
@@ -353,7 +353,7 @@ class DiffusionTypesControllerTest extends TestCase
             $args['event']['table_name'] = 'notes';
             $args['event']['record_id'] = 1;
             $response = $diffusionTypesController->getItemsToNotify($args);
-            $this->assertEmpty($response);
+            $this->assertIsInt($response);
 
             $args['event']['table_name'] = 'listinstance';
             $args['event']['user_id'] = 19;