diff --git a/polkadot-parachains/statemine/src/lib.rs b/polkadot-parachains/statemine/src/lib.rs
index 2202dd9ffe8..c90c215c204 100644
--- a/polkadot-parachains/statemine/src/lib.rs
+++ b/polkadot-parachains/statemine/src/lib.rs
@@ -90,7 +90,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	spec_name: create_runtime_str!("statemine"),
 	impl_name: create_runtime_str!("statemine"),
 	authoring_version: 1,
-	spec_version: 500,
+	spec_version: 503,
 	impl_version: 0,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 3,
diff --git a/polkadot-parachains/westmint/src/lib.rs b/polkadot-parachains/westmint/src/lib.rs
index 2dfafa14848..75b0dfdfb4b 100644
--- a/polkadot-parachains/westmint/src/lib.rs
+++ b/polkadot-parachains/westmint/src/lib.rs
@@ -90,7 +90,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	spec_name: create_runtime_str!("westmint"),
 	impl_name: create_runtime_str!("westmint"),
 	authoring_version: 1,
-	spec_version: 500,
+	spec_version: 503,
 	impl_version: 0,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 3,