diff --git a/examples/arsnova-client-tui.rs b/examples/arsnova-client-tui.rs
index b49d73f..063bc90 100644
--- a/examples/arsnova-client-tui.rs
+++ b/examples/arsnova-client-tui.rs
@@ -32,7 +32,7 @@ use ratatui::text::{Line, Span};
 use ratatui::widgets::Paragraph;
 use ratatui::Terminal;
 use tokio::select;
-use tokio::sync::mpsc::Receiver;
+use tokio::sync::mpsc::{channel, Receiver};
 
 use arsnova_client::{Client, Feedback, FeedbackHandler};
 
@@ -69,7 +69,7 @@ async fn main() -> Result<(), ()> {
     let mut terminal = Terminal::new(CrosstermBackend::new(stdout())).map_err(|_| ())?;
     terminal.clear().map_err(|_| ())?;
 
-    let (tx, rx) = tokio::sync::mpsc::channel::<Feedback>(10);
+    let (tx, rx) = channel::<Feedback>(10);
 
     let l1 = client.on_feedback_changed(&cli.room, FeedbackHandler::Sender(tx.clone()));
 
diff --git a/src/client.rs b/src/client.rs
index 2975bc1..1e92b22 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -17,7 +17,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-use std::fmt::Display;
+use std::fmt::{Display, Formatter};
 use std::time::Duration;
 
 use futures_util::{SinkExt, StreamExt};
@@ -57,7 +57,7 @@ impl WsConnectMessage {
 }
 
 impl Display for WsConnectMessage {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         let str = format!(
             "CONNECT\ntoken:{}\naccept-version:1.2,1.1,1.0\nheart-beat:20000,0\n\n\0",
             self.token
@@ -113,7 +113,7 @@ impl WsFeedbackPayload {
 }
 
 impl Display for WsSubscribeMessage {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
         let str = format!(
             "SUBSCRIBE\nid:sub-6\ndestination:/topic/{}.feedback.stream\n\n\0",
             self.room_id