diff --git a/polkadot/api/src/full.rs b/polkadot/api/src/full.rs
index 131a780bef..7f340b53b6 100644
--- a/polkadot/api/src/full.rs
+++ b/polkadot/api/src/full.rs
@@ -200,7 +200,7 @@ mod tests {
 			timestamp: Some(Default::default()),
 		};
 
-		::client::new_in_mem(LocalDispatch::new(), genesis_config).unwrap()
+		::client::new_in_mem(LocalDispatch::with_heap_pages(8), genesis_config).unwrap()
 	}
 
 	#[test]
diff --git a/polkadot/consensus/src/service.rs b/polkadot/consensus/src/service.rs
index 0145164fea..c577a98e96 100644
--- a/polkadot/consensus/src/service.rs
+++ b/polkadot/consensus/src/service.rs
@@ -56,6 +56,7 @@ fn start_bft<F, C>(
 	C: bft::BlockImport<Block> + bft::Authorities<Block> + 'static,
 	F::Error: ::std::fmt::Debug,
 	<F::Proposer as bft::Proposer<Block>>::Error: ::std::fmt::Display + Into<error::Error>,
+	<F as bft::Environment<Block>>::Error: ::std::fmt::Display
 {
 	let mut handle = LocalThreadHandle::current();
 	match bft_service.build_upon(&header) {
@@ -63,7 +64,7 @@ fn start_bft<F, C>(
 			debug!(target: "bft", "Couldn't initialize BFT agreement: {:?}", e);
 		},
 		Ok(None) => {},
-		Err(e) => debug!(target: "bft", "BFT agreement error: {:?}", e),
+		Err(e) => warn!(target: "bft", "BFT agreement error: {}", e),
 	}
 }
 
diff --git a/polkadot/runtime/wasm/genesis.wasm b/polkadot/runtime/wasm/genesis.wasm
deleted file mode 100644
index 52a44fb882..0000000000
Binary files a/polkadot/runtime/wasm/genesis.wasm and /dev/null differ
diff --git a/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm b/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm
index 52a44fb882..f86af93423 100644
Binary files a/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm and b/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm differ
diff --git a/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm b/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm
index 11c3609bc8..f56523de59 100755
Binary files a/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm and b/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm differ
diff --git a/polkadot/service/src/chain_spec.rs b/polkadot/service/src/chain_spec.rs
index fec7916101..fe2bcb71bb 100644
--- a/polkadot/service/src/chain_spec.rs
+++ b/polkadot/service/src/chain_spec.rs
@@ -38,7 +38,7 @@ fn staging_testnet_config_genesis() -> GenesisConfig {
 	];
 	GenesisConfig {
 		consensus: Some(ConsensusConfig {
-			code: include_bytes!("../../runtime/wasm/genesis.wasm").to_vec(),	// TODO change
+			code: include_bytes!("../../runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm").to_vec(),	// TODO change
 			authorities: initial_authorities.clone(),
 		}),
 		system: None,