diff --git a/src/Workflow/WorkflowInfo.php b/src/Workflow/WorkflowInfo.php
index df901b7f..5ea11e54 100644
--- a/src/Workflow/WorkflowInfo.php
+++ b/src/Workflow/WorkflowInfo.php
@@ -112,7 +112,7 @@ final class WorkflowInfo
     /**
      * @var array|null
      */
-    #[Marshal(name: 'SearchAttributes', type: NullableType::class, of: ArrayType::class)]
+    #[Marshal(name: 'Memo', type: NullableType::class, of: ArrayType::class)]
     public ?array $memo = null;
 
     /**
diff --git a/tests/Unit/DTO/WorkflowInfoTestCase.php b/tests/Unit/DTO/WorkflowInfoTestCase.php
index 360819c3..45619f10 100644
--- a/tests/Unit/DTO/WorkflowInfoTestCase.php
+++ b/tests/Unit/DTO/WorkflowInfoTestCase.php
@@ -41,6 +41,7 @@ public function testMarshalling(): void
             'ParentWorkflowNamespace' => null,
             'ParentWorkflowExecution' => null,
             'SearchAttributes' => null,
+            'Memo' => null,
             'BinaryChecksum' => '',
         ];