--- a/pallets/nft/src/lib.rs
+++ b/pallets/nft/src/lib.rs
@@ -1503,6 +1503,14 @@
             Ok(())
         }
 
+        #[weight = T::WeightInfo::add_to_contract_white_list()]
+        pub fn wasm_dummy_method(
+            origin
+        ) -> DispatchResult {
+            let sender = ensure_signed(origin)?;
+            Ok(())
+        }
+
         /// Remove an address from smart contract white list.
         /// 
         /// # Permissions
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -143,7 +143,7 @@
     spec_name: create_runtime_str!("nft"),
     impl_name: create_runtime_str!("nft"),
     authoring_version: 1,
-    spec_version: 2,
+    spec_version: 3,
     impl_version: 1,
     apis: RUNTIME_API_VERSIONS,
     transaction_version: 1,