diff --git a/substrate/node/cli/src/service.rs b/substrate/node/cli/src/service.rs
index 64f191dc4b..bd1b89f0e6 100644
--- a/substrate/node/cli/src/service.rs
+++ b/substrate/node/cli/src/service.rs
@@ -106,7 +106,7 @@ construct_service_factory! {
 					grandpa::Config {
 						local_key,
 						// FIXME #1578 make this available through chainspec
-						gossip_duration: Duration::new(4, 0),
+						gossip_duration: Duration::from_millis(333),
 						justification_period: 4096,
 						name: Some(service.config.name.clone())
 					},