diff --git a/Code/Framework/AzToolsFramework/AzToolsFramework/Editor/Settings/EditorSettingsOriginTracker.h b/Code/Framework/AzToolsFramework/AzToolsFramework/Editor/Settings/EditorSettingsOriginTracker.h
index 3ef3f141a2..fbfdc1af25 100644
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Editor/Settings/EditorSettingsOriginTracker.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Editor/Settings/EditorSettingsOriginTracker.h
@@ -6,6 +6,8 @@
  *
  */
 
+#pragma once
+
 #include <AzCore/Serialization/Json/JsonSerializationSettings.h>
 #include <AzCore/Settings/SettingsRegistry.h>
 #include <AzCore/Settings/SettingsRegistryMergeUtils.h>