diff --git a/Models/QAAnswerMapper.php b/Models/QAAnswerMapper.php
index fadb57a..605ab18 100644
--- a/Models/QAAnswerMapper.php
+++ b/Models/QAAnswerMapper.php
@@ -30,7 +30,7 @@ final class QAAnswerMapper 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 = [
@@ -40,7 +40,7 @@ final class QAAnswerMapper extends DataMapperAbstract
         'qa_answer_status'     => ['name' => 'qa_answer_status',     'type' => 'int',      'internal' => 'status'],
         'qa_answer_accepted'   => ['name' => 'qa_answer_accepted',   'type' => 'bool',     'internal' => 'isAccepted'],
         'qa_answer_created_by' => ['name' => 'qa_answer_created_by', 'type' => 'int',      'internal' => 'createdBy'],
-        'qa_answer_created_at' => ['name' => 'qa_answer_created_at', 'type' => 'DateTime', 'internal' => 'createdAt'],
+        'qa_answer_created_at' => ['name' => 'qa_answer_created_at', 'type' => 'DateTime', 'internal' => 'createdAt', 'readonly' => true],
     ];
 
     /**
diff --git a/Models/QACategoryMapper.php b/Models/QACategoryMapper.php
index 9e8b4a2..8096148 100644
--- a/Models/QACategoryMapper.php
+++ b/Models/QACategoryMapper.php
@@ -29,7 +29,7 @@ final class QACategoryMapper 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/QAQuestionMapper.php b/Models/QAQuestionMapper.php
index 68d192e..00b3918 100644
--- a/Models/QAQuestionMapper.php
+++ b/Models/QAQuestionMapper.php
@@ -30,7 +30,7 @@ final class QAQuestionMapper 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 = [
@@ -41,7 +41,7 @@ final class QAQuestionMapper extends DataMapperAbstract
         'qa_question_status'     => ['name' => 'qa_question_status',     'type' => 'int',      'internal' => 'status'],
         'qa_question_category'   => ['name' => 'qa_question_category',   'type' => 'int',      'internal' => 'category'],
         'qa_question_created_by' => ['name' => 'qa_question_created_by', 'type' => 'int',      'internal' => 'createdBy'],
-        'qa_question_created_at' => ['name' => 'qa_question_created_at', 'type' => 'DateTime', 'internal' => 'createdAt'],
+        'qa_question_created_at' => ['name' => 'qa_question_created_at', 'type' => 'DateTime', 'internal' => 'createdAt', 'readonly' => true],
     ];
 
     /**