diff --git a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Instance/InstanceToTemplatePropagator.h b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Instance/InstanceToTemplatePropagator.h
index ca1f3a7c91..9a6aad8ac1 100644
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Instance/InstanceToTemplatePropagator.h
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/Instance/InstanceToTemplatePropagator.h
@@ -41,7 +41,7 @@ namespace AzToolsFramework
 
             void ApplyPatchesToInstance(const AZ::EntityId& entityId, PrefabDom& patches, const Instance& instanceToAddPatches) override;
 
-            void AddPatchesToLink(PrefabDom& patches, Link& link);
+            void AddPatchesToLink(const PrefabDom& patches, Link& link);
 
         private: