diff --git a/Models/DepartmentMapper.php b/Models/DepartmentMapper.php
index 3e37d15..135218d 100644
--- a/Models/DepartmentMapper.php
+++ b/Models/DepartmentMapper.php
@@ -49,13 +49,13 @@ class DepartmentMapper extends DataMapperAbstract
      * @since 1.0.0
      */
     protected static $belongsTo = [
-        'unit' => [
-            'mapper'         => UnitMapper::class,
-            'dest'            => 'organization_department_unit',
+        'unit'   => [
+            'mapper' => UnitMapper::class,
+            'dest'   => 'organization_department_unit',
         ],
         'parent' => [
-            'mapper'         => DepartmentMapper::class,
-            'dest'            => 'organization_department_parent',
+            'mapper' => DepartmentMapper::class,
+            'dest'   => 'organization_department_parent',
         ],
     ];
 
diff --git a/Models/PositionMapper.php b/Models/PositionMapper.php
index 612c0c0..93fb467 100644
--- a/Models/PositionMapper.php
+++ b/Models/PositionMapper.php
@@ -50,13 +50,13 @@ class PositionMapper extends DataMapperAbstract
      * @since 1.0.0
      */
     protected static $belongsTo = [
-        'parent' => [
-            'mapper'         => PositionMapper::class,
-            'dest'            => 'organization_position_parent',
+        'parent'     => [
+            'mapper' => PositionMapper::class,
+            'dest'   => 'organization_position_parent',
         ],
         'department' => [
-            'mapper'         => DepartmentMapper::class,
-            'dest'            => 'organization_position_department',
+            'mapper' => DepartmentMapper::class,
+            'dest'   => 'organization_position_department',
         ],
     ];
 
diff --git a/Models/UnitMapper.php b/Models/UnitMapper.php
index 3bdce39..b86cb62 100644
--- a/Models/UnitMapper.php
+++ b/Models/UnitMapper.php
@@ -49,12 +49,12 @@ class UnitMapper extends DataMapperAbstract
      */
     protected static $belongsTo = [
         'account' => [
-            'mapper'         => UnitMapper::class,
-            'dest'            => 'organization_uni_parent',
+            'mapper' => UnitMapper::class,
+            'dest'   => 'organization_uni_parent',
         ],
-        'parent' => [
-            'mapper'         => UnitMapper::class,
-            'dest'            => 'organization_unit_parent',
+        'parent'  => [
+            'mapper' => UnitMapper::class,
+            'dest'   => 'organization_unit_parent',
         ],
     ];