diff --git a/Cargo.lock b/Cargo.lock
index e704a06..7833d3f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1538,7 +1538,7 @@ dependencies = [
 
 [[package]]
 name = "yrs-warp"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "bytes",
  "futures-util",
diff --git a/Cargo.toml b/Cargo.toml
index 5dbaa37..05b1697 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "yrs-warp"
-version = "0.8.0"
+version = "0.9.0"
 edition = "2021"
 description = "Yrs synchronization protocol using Warp web sockets"
 license = "MIT"
diff --git a/src/broadcast.rs b/src/broadcast.rs
index 906f7ca..8f88c07 100644
--- a/src/broadcast.rs
+++ b/src/broadcast.rs
@@ -250,7 +250,7 @@ mod test {
     use std::pin::Pin;
     use std::sync::Arc;
     use std::task::{Context, Poll};
-    use tokio::sync::{Mutex, RwLock};
+    use tokio::sync::Mutex;
     use tokio_util::sync::PollSender;
     use yrs::sync::awareness::AwarenessUpdateEntry;
     use yrs::sync::{Awareness, AwarenessUpdate, Error, Message, SyncMessage};
diff --git a/src/ws.rs b/src/ws.rs
index 8620db7..da254f8 100644
--- a/src/ws.rs
+++ b/src/ws.rs
@@ -232,7 +232,7 @@ mod test {
     use std::task::{Context, Poll};
     use std::time::Duration;
     use tokio::net::TcpStream;
-    use tokio::sync::{Mutex, Notify, RwLock};
+    use tokio::sync::{Mutex, Notify};
     use tokio::task;
     use tokio::task::JoinHandle;
     use tokio::time::{sleep, timeout};