diff --git a/phpunit/functional/UserTest.php b/phpunit/functional/UserTest.php
index c06f90c073c..b0bdf7a7b1f 100644
--- a/phpunit/functional/UserTest.php
+++ b/phpunit/functional/UserTest.php
@@ -2120,4 +2120,102 @@ public function testReapplyRightRules()
         $user->reapplyRightRules();
         $this->assertNotContains($profiles_id, Profile_User::getUserProfiles($user->getID()));
     }
+
+    public static function testGetFriendlyNameFieldsProvider()
+    {
+        return [
+            [
+                'input' => [
+                    'name' => 'login_only',
+                ],
+                'names_format' => User::REALNAME_BEFORE,
+                'expected' => 'login_only',
+            ],
+            [
+                'input' => [
+                    'name'      => 'firstname_only',
+                    'firstname' => 'firstname',
+                ],
+                'names_format' => User::REALNAME_BEFORE,
+                'expected' => 'firstname_only',
+            ],
+            [
+                'input' => [
+                    'name'      => 'lastname_only',
+                    'realname'  => 'lastname',
+                ],
+                'names_format' => User::REALNAME_BEFORE,
+                'expected' => 'lastname_only',
+            ],
+            [
+                'input' => [
+                    'name'      => 'firstname_lastname',
+                    'firstname' => 'firstname',
+                    'realname'  => 'lastname',
+                ],
+                'names_format' => User::REALNAME_BEFORE,
+                'expected' => 'lastname firstname',
+            ],
+            [
+                'input' => [
+                    'name' => 'login_only',
+                ],
+                'names_format' => User::FIRSTNAME_BEFORE,
+                'expected' => 'login_only',
+            ],
+            [
+                'input' => [
+                    'name'      => 'firstname_only',
+                    'firstname' => 'firstname',
+                ],
+                'names_format' => User::FIRSTNAME_BEFORE,
+                'expected' => 'firstname_only',
+            ],
+            [
+                'input' => [
+                    'name'      => 'lastname_only',
+                    'realname'  => 'lastname',
+                ],
+                'names_format' => User::FIRSTNAME_BEFORE,
+                'expected' => 'lastname_only',
+            ],
+            [
+                'input' => [
+                    'name'      => 'firstname_lastname',
+                    'firstname' => 'firstname',
+                    'realname'  => 'lastname',
+                ],
+                'names_format' => User::FIRSTNAME_BEFORE,
+                'expected' => 'firstname lastname',
+            ],
+        ];
+    }
+
+    #[DataProvider('testGetFriendlyNameFieldsProvider')]
+    public function testGetFriendlyNameFields(
+        array $input,
+        int $names_format,
+        string $expected
+    ) {
+        /** @var \DBmysql $DB */
+        global $DB;
+
+        \Config::setConfigurationValues('core', ['names_format' => $names_format]);
+
+        $user = $this->createItem('User', $input);
+
+        $query = [
+            'SELECT' => [
+                User::getFriendlyNameFields(),
+            ],
+            'FROM' => [
+                User::getTable(),
+            ],
+            'WHERE' => [
+                'id' => $user->fields['id'],
+            ]
+        ];
+        $result = $DB->request($query)->current();
+        $this->assertSame($expected, $result['name']);
+    }
 }
diff --git a/src/Item_SoftwareLicense.php b/src/Item_SoftwareLicense.php
index 14897ca866f..4a76ccf2c1b 100644
--- a/src/Item_SoftwareLicense.php
+++ b/src/Item_SoftwareLicense.php
@@ -783,7 +783,7 @@ function updateItemDropdown(itemtype_el) {
                 'glpi_softwarelicenses.name AS license',
                 'glpi_softwarelicenses.id AS vID',
                 'glpi_softwarelicenses.softwares_id AS softid',
-                "$users_table.name AS itemname",
+                User::getFriendlyNameFields('itemname'),
                 "$users_table.id AS iID",
                 new QueryExpression($DB::quoteValue(User::class), 'item_type'),
                 new QueryExpression($DB::quoteValue(''), "serial"),
diff --git a/src/User.php b/src/User.php
index cb566d0d508..54534ffc2c9 100644
--- a/src/User.php
+++ b/src/User.php
@@ -6735,8 +6735,8 @@ public static function getFriendlyNameFields(string $alias = "name")
         $table  = self::getTable();
         return QueryFunction::if(
             condition: [
-                "$table.$first" => ['<>' => ''],
-                "$table.$second" => ['<>' => '']
+                "$table.$first" => ['<>', ''],
+                "$table.$second" => ['<>', '']
             ],
             true_expression: QueryFunction::concat(["$table.$first", new QueryExpression($DB::quoteValue(' ')), "$table.$second"]),
             false_expression: $table . '.' . self::getNameField(),