diff --git a/Gems/Atom/RPI/Code/Include/Atom/RPI.Edit/Material/MaterialFunctorSourceDataSerializer.h b/Gems/Atom/RPI/Code/Include/Atom/RPI.Edit/Material/MaterialFunctorSourceDataSerializer.h
index 59f129b52a..05367d2df1 100644
--- a/Gems/Atom/RPI/Code/Include/Atom/RPI.Edit/Material/MaterialFunctorSourceDataSerializer.h
+++ b/Gems/Atom/RPI/Code/Include/Atom/RPI.Edit/Material/MaterialFunctorSourceDataSerializer.h
@@ -33,6 +33,8 @@ namespace AZ
 
             JsonSerializationResult::Result Store(rapidjson::Value& outputValue, const void* inputValue,
                 const void* defaultValue, const Uuid& valueTypeId, JsonSerializerContext& context) override;
+
+            BaseJsonSerializer::OperationFlags GetOperationsFlags() const override;
         };
 
     } // namespace RPI
diff --git a/Gems/Atom/RPI/Code/Source/RPI.Edit/Material/MaterialFunctorSourceDataSerializer.cpp b/Gems/Atom/RPI/Code/Source/RPI.Edit/Material/MaterialFunctorSourceDataSerializer.cpp
index a31d97c913..7ac8240faa 100644
--- a/Gems/Atom/RPI/Code/Source/RPI.Edit/Material/MaterialFunctorSourceDataSerializer.cpp
+++ b/Gems/Atom/RPI/Code/Source/RPI.Edit/Material/MaterialFunctorSourceDataSerializer.cpp
@@ -127,5 +127,10 @@ namespace AZ
 
             return context.Report(result, "Successfully processed MaterialFunctorSourceData.");
         }
+
+        BaseJsonSerializer::OperationFlags JsonMaterialFunctorSourceDataSerializer::GetOperationsFlags() const
+        {
+            return OperationFlags::ManualDefault;
+        }
     } // namespace RPI
 } // namespace AZ