diff --git a/Interfaces/GSD/Model/GSDCostCenterMapper.php b/Interfaces/GSD/Model/GSDCostCenterMapper.php
index d52c620..04fab79 100644
--- a/Interfaces/GSD/Model/GSDCostCenterMapper.php
+++ b/Interfaces/GSD/Model/GSDCostCenterMapper.php
@@ -30,7 +30,7 @@ final class GSDCostCenterMapper extends DataMapperAbstract
     /**
      * Columns.
      *
-     * @var array<string, array<string, string|bool>>
+     * @var array<string, array<string, bool|string>>
      * @since 1.0.0
      */
     protected static $columns = [
diff --git a/Interfaces/GSD/Model/GSDCostObjectMapper.php b/Interfaces/GSD/Model/GSDCostObjectMapper.php
index 280c7f5..ce6ae67 100644
--- a/Interfaces/GSD/Model/GSDCostObjectMapper.php
+++ b/Interfaces/GSD/Model/GSDCostObjectMapper.php
@@ -30,7 +30,7 @@ final class GSDCostObjectMapper extends DataMapperAbstract
     /**
      * Columns.
      *
-     * @var array<string, array<string, string|bool>>
+     * @var array<string, array<string, bool|string>>
      * @since 1.0.0
      */
     protected static $columns = [
diff --git a/Models/InterfaceManagerMapper.php b/Models/InterfaceManagerMapper.php
index ea271b3..84241af 100644
--- a/Models/InterfaceManagerMapper.php
+++ b/Models/InterfaceManagerMapper.php
@@ -30,7 +30,7 @@ final class InterfaceManagerMapper extends DataMapperAbstract
     /**
      * Columns.
      *
-     * @var array<string, array<string, string|bool>>
+     * @var array<string, array<string, bool|string>>
      * @since 1.0.0
      */
     protected static $columns = [