diff --git a/packages/types/src/metadata/PortableRegistry/PortableRegistry.ts b/packages/types/src/metadata/PortableRegistry/PortableRegistry.ts
index 57b514dfdc..01a7752e21 100644
--- a/packages/types/src/metadata/PortableRegistry/PortableRegistry.ts
+++ b/packages/types/src/metadata/PortableRegistry/PortableRegistry.ts
@@ -47,8 +47,6 @@ const PATHS_ALIAS = splitNamespace([
   'sp_core::crypto::AccountId32',
   'sp_runtime::generic::era::Era',
   'sp_runtime::multiaddress::MultiAddress',
-  // weights 1.5+ is a structure can be flatenned
-  'frame_support::weights::weight_v2::Weight',
   // ethereum overrides (Frontier, Moonbeam, Polkadot claims)
   'account::AccountId20',
   'polkadot_runtime_common::claims::EthereumAddress',