diff --git a/src/bin/client/rpc/impls/eth.rs b/src/bin/client/rpc/impls/eth.rs
index d960114ed..821eacd07 100644
--- a/src/bin/client/rpc/impls/eth.rs
+++ b/src/bin/client/rpc/impls/eth.rs
@@ -83,6 +83,7 @@ impl EthFilter for EthFilterClient {
 	}
 
 	fn filter_changes(&self, _: Params) -> Result<Value, Error> {
-		Ok(Value::String(self.client.chain_info().best_block_hash.to_hex()))
+		println!("filter changes: {:?}", self.client.chain_info().best_block_hash.to_hex());
+		Ok(Value::Array(vec![Value::String(self.client.chain_info().best_block_hash.to_hex())]))
 	}
 }
diff --git a/src/bin/client/rpc/impls/net.rs b/src/bin/client/rpc/impls/net.rs
index 6e528d156..f0109429c 100644
--- a/src/bin/client/rpc/impls/net.rs
+++ b/src/bin/client/rpc/impls/net.rs
@@ -9,6 +9,10 @@ impl NetClient {
 }
 
 impl Net for NetClient {
+	fn version(&self, _: Params) -> Result<Value, Error> {
+		Ok(Value::U64(63))
+	}
+
 	fn peer_count(&self, _params: Params) -> Result<Value, Error> {
 		Ok(Value::U64(0))
 	}
diff --git a/src/bin/client/rpc/traits/eth.rs b/src/bin/client/rpc/traits/eth.rs
index dfc72e89a..856111444 100644
--- a/src/bin/client/rpc/traits/eth.rs
+++ b/src/bin/client/rpc/traits/eth.rs
@@ -59,7 +59,7 @@ pub trait EthFilter: Sized + Send + Sync + 'static {
 		let mut delegate = IoDelegate::new(Arc::new(self));
 		delegate.add_method("eth_newBlockFilter", EthFilter::new_block_filter);
 		delegate.add_method("eth_newPendingTransactionFilter", EthFilter::new_pending_transaction_filter);
-		delegate.add_method("eth_getFilterChanges", EthFilter::new_block_filter);
+		delegate.add_method("eth_getFilterChanges", EthFilter::filter_changes);
 		delegate
 	}
 }
diff --git a/src/bin/client/rpc/traits/net.rs b/src/bin/client/rpc/traits/net.rs
index 7cb7f6bee..63c64edb3 100644
--- a/src/bin/client/rpc/traits/net.rs
+++ b/src/bin/client/rpc/traits/net.rs
@@ -13,8 +13,8 @@ pub trait Net: Sized + Send + Sync + 'static {
 	/// Should be used to convert object to io delegate.
 	fn to_delegate(self) -> IoDelegate<Self> {
 		let mut delegate = IoDelegate::new(Arc::new(self));
-		delegate.add_method("peer_count", Net::version);
 		delegate.add_method("net_version", Net::version);
+		delegate.add_method("net_peerCount", Net::peer_count);
 		delegate
 	}
 }
diff --git a/src/client.rs b/src/client.rs
index 4461f3d7b..01da143e5 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -269,7 +269,7 @@ impl Client {
 
 	/// Tick the client.
 	pub fn tick(&self) {
-		self.chain.read().unwrap().collect_garbage(false);
+		//self.chain.read().unwrap().collect_garbage(false);
 	}
 }