diff --git a/runtime/src/lib.rs b/runtime/src/lib.rs
index 6b424708..4c8a4c50 100644
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -116,7 +116,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
     spec_name: create_runtime_str!("gateway"),
     impl_name: create_runtime_str!("gateway"),
     authoring_version: 1,
-    spec_version: 14,
+    spec_version: 15,
     impl_version: 1,
     apis: RUNTIME_API_VERSIONS,
     transaction_version: 1,