diff --git a/Models/DepartmentMapper.php b/Models/DepartmentMapper.php
index 24b1766..0a93c87 100644
--- a/Models/DepartmentMapper.php
+++ b/Models/DepartmentMapper.php
@@ -29,7 +29,7 @@ final class DepartmentMapper extends DataMapperAbstract
     /**
      * Columns.
      *
-     * @var array<string, array{name:string, type:string, internal:string, autocomplete?:bool, annotations?:array}>
+     * @var array<string, array{name:string, type:string, internal:string, autocomplete?:bool, readonly?:bool, annotations?:array}>
      * @since 1.0.0
      */
     protected static array $columns = [
diff --git a/Models/PositionMapper.php b/Models/PositionMapper.php
index fdbcee4..c0a8f23 100644
--- a/Models/PositionMapper.php
+++ b/Models/PositionMapper.php
@@ -29,7 +29,7 @@ final class PositionMapper extends DataMapperAbstract
     /**
      * Columns.
      *
-     * @var array<string, array{name:string, type:string, internal:string, autocomplete?:bool, annotations?:array}>
+     * @var array<string, array{name:string, type:string, internal:string, autocomplete?:bool, readonly?:bool, annotations?:array}>
      * @since 1.0.0
      */
     protected static array $columns = [
diff --git a/Models/UnitMapper.php b/Models/UnitMapper.php
index 2ae70c1..33ccfcc 100644
--- a/Models/UnitMapper.php
+++ b/Models/UnitMapper.php
@@ -29,7 +29,7 @@ final class UnitMapper extends DataMapperAbstract
     /**
      * Columns.
      *
-     * @var array<string, array{name:string, type:string, internal:string, autocomplete?:bool, annotations?:array}>
+     * @var array<string, array{name:string, type:string, internal:string, autocomplete?:bool, readonly?:bool, annotations?:array}>
      * @since 1.0.0
      */
     protected static array $columns = [