diff --git a/runtime/neumann/src/lib.rs b/runtime/neumann/src/lib.rs
index 15507308..9202bbf1 100644
--- a/runtime/neumann/src/lib.rs
+++ b/runtime/neumann/src/lib.rs
@@ -172,7 +172,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	impl_name: create_runtime_str!("neumann"),
 	authoring_version: 1,
 	spec_version: 294,
-	impl_version: 1,
+	impl_version: 2,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 17,
 	state_version: 0,
diff --git a/runtime/oak/src/lib.rs b/runtime/oak/src/lib.rs
index d97ee4bf..96239319 100644
--- a/runtime/oak/src/lib.rs
+++ b/runtime/oak/src/lib.rs
@@ -172,7 +172,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	impl_name: create_runtime_str!("oak"),
 	authoring_version: 1,
 	spec_version: 294,
-	impl_version: 1,
+	impl_version: 2,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 17,
 	state_version: 0,
diff --git a/runtime/turing/src/lib.rs b/runtime/turing/src/lib.rs
index 1ea5f315..1e1b31bc 100644
--- a/runtime/turing/src/lib.rs
+++ b/runtime/turing/src/lib.rs
@@ -176,7 +176,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	impl_name: create_runtime_str!("turing"),
 	authoring_version: 1,
 	spec_version: 294,
-	impl_version: 1,
+	impl_version: 2,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 17,
 	state_version: 0,