diff --git a/parity/hypervisor/mod.rs b/parity/hypervisor/mod.rs
index 4b46a77c9..fbd807d94 100644
--- a/parity/hypervisor/mod.rs
+++ b/parity/hypervisor/mod.rs
@@ -18,6 +18,7 @@
 
 // while not included in binary
 #![allow(dead_code)]
+#![cfg_attr(feature="dev", allow(used_underscore_binding))]
 
 pub mod service;
 
diff --git a/parity/main.rs b/parity/main.rs
index 8311e82ca..b48017336 100644
--- a/parity/main.rs
+++ b/parity/main.rs
@@ -20,6 +20,7 @@
 #![cfg_attr(feature="dev", feature(plugin))]
 #![cfg_attr(feature="dev", plugin(clippy))]
 #![cfg_attr(feature="dev", allow(useless_format))]
+
 extern crate docopt;
 extern crate num_cpus;
 extern crate rustc_serialize;