diff --git a/substrate/executor/src/native_executor.rs b/substrate/executor/src/native_executor.rs
index 0ecd91be35487f403b291912959f47c09343caf9..3f1600554a18e57e3d1685000ee500889b902a66 100644
--- a/substrate/executor/src/native_executor.rs
+++ b/substrate/executor/src/native_executor.rs
@@ -49,7 +49,7 @@ mod tests {
 
 	const BLOATY_CODE: &[u8] = include_bytes!("../../wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.wasm");
 	const COMPACT_CODE: &[u8] = include_bytes!("../../wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.compact.wasm");
-	fn tx() -> Vec<u8> { "679fcf0a846b4224c84ecad7d91a26241c46d00cb53d6480a363274e8965ee34b0b80b4b2e3836d3d8f8f12c0c1aef7350af587d9aee3883561d11726068ac0a2f8c6129d816cf51c374bc7f08c3e63ed156cf78aefb4a6550d97b87997977ee00000000000000000228000000d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a4500000000000000".convert() }
+	fn tx() -> Vec<u8> { "2f8c6129d816cf51c374bc7f08c3e63ed156cf78aefb4a6550d97b87997977ee000000000000000002d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a4500000000000000b543b41e4b7a0270eddf57ed6c435df04bb63f71c79f6ae2530ab26c734bb4e8cd57b1c190c41d5791bcdea66a16c7339b1e883e5d0538ea2d9acea800d60a00".convert() }
 
 	#[test]
 	fn panic_execution_with_foreign_code_gives_error() {
diff --git a/substrate/wasm-runtime/polkadot/src/runtime/system.rs b/substrate/wasm-runtime/polkadot/src/runtime/system.rs
index 13fa35d739b86ccccb64f62c482b2c8052b6c5e3..6bced06c643edb204e00416bd967ff52dbbcdeee 100644
--- a/substrate/wasm-runtime/polkadot/src/runtime/system.rs
+++ b/substrate/wasm-runtime/polkadot/src/runtime/system.rs
@@ -273,10 +273,10 @@ mod tests {
 				nonce: 0,
 				function: Function::StakingTransfer(two, 69),
 			},
-			signature: "679fcf0a846b4224c84ecad7d91a26241c46d00cb53d6480a363274e8965ee34b0b80b4b2e3836d3d8f8f12c0c1aef7350af587d9aee3883561d11726068ac0a".parse().unwrap(),
+			signature: "b543b41e4b7a0270eddf57ed6c435df04bb63f71c79f6ae2530ab26c734bb4e8cd57b1c190c41d5791bcdea66a16c7339b1e883e5d0538ea2d9acea800d60a00".parse().unwrap(),
 		};
 		// tx: 2f8c6129d816cf51c374bc7f08c3e63ed156cf78aefb4a6550d97b87997977ee00000000000000000228000000d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a4500000000000000
-		// sig: 679fcf0a846b4224c84ecad7d91a26241c46d00cb53d6480a363274e8965ee34b0b80b4b2e3836d3d8f8f12c0c1aef7350af587d9aee3883561d11726068ac0a
+		// sig: b543b41e4b7a0270eddf57ed6c435df04bb63f71c79f6ae2530ab26c734bb4e8cd57b1c190c41d5791bcdea66a16c7339b1e883e5d0538ea2d9acea800d60a00
 
 		let h = Header {
 			parent_hash: H256([69u8; 32]),