diff --git a/src/tests/test_app_config.py b/src/tests/test_app_config.py
index d6cf8045d..db898233d 100644
--- a/src/tests/test_app_config.py
+++ b/src/tests/test_app_config.py
@@ -102,7 +102,7 @@ def config_app(request):
 
 def test_app_config_get(config_app):
 
-    user_create("alice", "Alice", "White", _get_maindomain(), "test123Ynh")
+    user_create("alice", _get_maindomain(), "test123Ynh", fullname="Alice White")
 
     assert isinstance(app_config_get(config_app), dict)
     assert isinstance(app_config_get(config_app, full=True), dict)
diff --git a/src/tests/test_backuprestore.py b/src/tests/test_backuprestore.py
index 17147f586..adc14b80e 100644
--- a/src/tests/test_backuprestore.py
+++ b/src/tests/test_backuprestore.py
@@ -77,7 +77,7 @@ def setup_function(function):
 
     if "with_permission_app_installed" in markers:
         assert not app_is_installed("permissions_app")
-        user_create("alice", "Alice", "White", maindomain, "test123Ynh")
+        user_create("alice", maindomain, "test123Ynh", fullname="Alice White")
         with patch.object(os, "isatty", return_value=False):
             install_app("permissions_app_ynh", "/urlpermissionapp" "&admin=alice")
         assert app_is_installed("permissions_app")
diff --git a/src/tests/test_ldapauth.py b/src/tests/test_ldapauth.py
index db5229342..f8ad83544 100644
--- a/src/tests/test_ldapauth.py
+++ b/src/tests/test_ldapauth.py
@@ -19,8 +19,8 @@ def setup_function(function):
     if os.system("systemctl is-active slapd >/dev/null") != 0:
         os.system("systemctl start slapd && sleep 3")
 
-    user_create("alice", "Alice", "White", maindomain, "Yunohost", admin=True)
-    user_create("bob", "Bob", "Snow", maindomain, "test123Ynh")
+    user_create("alice", maindomain, "Yunohost", admin=True, fullname="Alice White")
+    user_create("bob", maindomain, "test123Ynh", fullname="Bob Snow")
 
 
 def teardown_function():
diff --git a/src/tests/test_permission.py b/src/tests/test_permission.py
index 379f1cf39..5ba073d96 100644
--- a/src/tests/test_permission.py
+++ b/src/tests/test_permission.py
@@ -158,8 +158,8 @@ def setup_function(function):
 
     socket.getaddrinfo = new_getaddrinfo
 
-    user_create("alice", "Alice", "White", maindomain, dummy_password)
-    user_create("bob", "Bob", "Snow", maindomain, dummy_password)
+    user_create("alice", maindomain, dummy_password, fullname="Alice White")
+    user_create("bob", maindomain, dummy_password, fullname="Bob Snow")
     _permission_create_with_dummy_app(
         permission="wiki.main",
         url="/",