diff --git a/substrate/core/network/src/service.rs b/substrate/core/network/src/service.rs
index 0bed8db83d..6d38d4484f 100644
--- a/substrate/core/network/src/service.rs
+++ b/substrate/core/network/src/service.rs
@@ -117,7 +117,7 @@ pub struct Service<B: BlockT + 'static, S: Specialization<B>, H: ExHashT> {
 	handler: Arc<Protocol<B, S, H>>,
 	/// Protocol ID.
 	protocol_id: ProtocolId,
-	/// Sender for messages to the backgound service task, and handle for the background thread.
+	/// Sender for messages to the background service task, and handle for the background thread.
 	/// Dropping the sender should close the task and the thread.
 	/// This is an `Option` because we need to extract it in the destructor.
 	bg_thread: Option<(oneshot::Sender<()>, thread::JoinHandle<()>)>,