diff --git a/invarch/runtime/src/lib.rs b/invarch/runtime/src/lib.rs
index 04ba766..671aee6 100644
--- a/invarch/runtime/src/lib.rs
+++ b/invarch/runtime/src/lib.rs
@@ -140,7 +140,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
     spec_name: create_runtime_str!("invarch"),
     impl_name: create_runtime_str!("invarch"),
     authoring_version: 1,
-    spec_version: 2,
+    spec_version: 3,
     impl_version: 0,
     apis: RUNTIME_API_VERSIONS,
     transaction_version: 1,