diff --git a/substrate/core/test-runtime/wasm/target/wasm32-unknown-unknown/release/substrate_test_runtime.compact.wasm b/substrate/core/test-runtime/wasm/target/wasm32-unknown-unknown/release/substrate_test_runtime.compact.wasm
index d353d621df..f03d9469f5 100644
Binary files a/substrate/core/test-runtime/wasm/target/wasm32-unknown-unknown/release/substrate_test_runtime.compact.wasm and b/substrate/core/test-runtime/wasm/target/wasm32-unknown-unknown/release/substrate_test_runtime.compact.wasm differ
diff --git a/substrate/node/runtime/wasm/target/wasm32-unknown-unknown/release/node_runtime.compact.wasm b/substrate/node/runtime/wasm/target/wasm32-unknown-unknown/release/node_runtime.compact.wasm
index c94b484d45..e095fb95e6 100644
Binary files a/substrate/node/runtime/wasm/target/wasm32-unknown-unknown/release/node_runtime.compact.wasm and b/substrate/node/runtime/wasm/target/wasm32-unknown-unknown/release/node_runtime.compact.wasm differ
diff --git a/substrate/srml/support/src/runtime.rs b/substrate/srml/support/src/runtime.rs
index 3e42e1970e..86eaaf1b04 100644
--- a/substrate/srml/support/src/runtime.rs
+++ b/substrate/srml/support/src/runtime.rs
@@ -271,7 +271,7 @@ macro_rules! construct_runtime {
 		}
 
 		#[derive(Clone, Copy, PartialEq, Eq)]
-		#[cfg_attr(feature = "std", derive(Debug, Serialize, Deserialize))]
+		#[cfg_attr(feature = "std", derive(Debug))]
 		pub struct $runtime;
 		__decl_outer_event!(
 			$runtime;