diff --git a/src/client.rs b/src/client.rs
index 05d98bf..d95afd7 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -623,7 +623,6 @@ mod tests {
     use libp2p_swarm::Swarm;
     use libp2p_swarm_test::SwarmExt;
     use std::pin::pin;
-    use std::time::Duration;
     use tokio::time::sleep;
 
     #[tokio::test]