diff --git a/Models/AccountMapper.php b/Models/AccountMapper.php
index c5487f4..4809a81 100644
--- a/Models/AccountMapper.php
+++ b/Models/AccountMapper.php
@@ -59,7 +59,7 @@ final class AccountMapper extends DataMapperAbstract
     protected static array $ownsOne = [
         'localization'  => [
             'mapper' => LocalizationMapper::class,
-            'src'    => 'account_localization',
+            'self'   => 'account_localization',
         ],
     ];
 
@@ -73,8 +73,8 @@ final class AccountMapper extends DataMapperAbstract
         'groups' => [
             'mapper' => GroupMapper::class,
             'table'  => 'account_group',
-            'dst'    => 'account_group_account',
-            'src'    => 'account_group_group',
+            'external' => 'account_group_account',
+            'self'   => 'account_group_group',
         ],
     ];
 
diff --git a/Models/AddressMapper.php b/Models/AddressMapper.php
index 4f0f507..f7b1993 100644
--- a/Models/AddressMapper.php
+++ b/Models/AddressMapper.php
@@ -57,7 +57,7 @@ final class AddressMapper extends DataMapperAbstract
         'country' => [
             'mapper' => CountryMapper::class,
             'column' => '',
-            'src'    => 'address_country',
+            'self'   => 'address_country',
         ],
     ];
 
diff --git a/Models/GroupMapper.php b/Models/GroupMapper.php
index 7349215..ba64323 100644
--- a/Models/GroupMapper.php
+++ b/Models/GroupMapper.php
@@ -75,8 +75,8 @@ final class GroupMapper extends DataMapperAbstract
         'accounts' => [
             'mapper' => AccountMapper::class,
             'table'  => 'account_group',
-            'dst'    => 'account_group_group',
-            'src'    => 'account_group_account',
+            'external' => 'account_group_group',
+            'self'   => 'account_group_account',
         ],
     ];
 
diff --git a/Models/LocalizationMapper.php b/Models/LocalizationMapper.php
index ebd7d38..b377de4 100644
--- a/Models/LocalizationMapper.php
+++ b/Models/LocalizationMapper.php
@@ -54,17 +54,17 @@ final class LocalizationMapper extends DataMapperAbstract
     protected static array $ownsOne = [
         'country'  => [
             'mapper' => CountryMapper::class,
-            'src'    => 'l11n_country',
+            'self'   => 'l11n_country',
             'by'     => 'code2'
         ],
         'language'    => [
             'mapper' => LanguageMapper::class,
-            'src'    => 'l11n_language',
+            'self'   => 'l11n_language',
             'by'     => 'code2'
         ],
         'currency'    => [
             'mapper' => CurrencyMapper::class,
-            'src'    => 'l11n_currency',
+            'self'   => 'l11n_currency',
             'by'     => 'code'
         ],
     ];