diff --git a/watchers/src/report_client.rs b/watchers/src/report_client.rs
index 7249f47..aa5fb44 100644
--- a/watchers/src/report_client.rs
+++ b/watchers/src/report_client.rs
@@ -4,9 +4,9 @@ use anyhow::Context;
 use aw_client_rust::{AwClient, Event as AwEvent};
 use chrono::{DateTime, TimeDelta, Utc};
 use serde_json::{Map, Value};
+use std::collections::HashMap;
 use std::error::Error;
 use std::future::Future;
-use std::collections::HashMap;
 
 pub struct ReportClient {
     pub client: AwClient,
@@ -94,7 +94,8 @@ impl ReportClient {
     }
 
     pub async fn send_active_window(&self, app_id: &str, title: &str) -> anyhow::Result<()> {
-        self.send_active_window_with_extra(app_id, title, None).await
+        self.send_active_window_with_extra(app_id, title, None)
+            .await
     }
 
     pub async fn send_active_window_with_extra(
diff --git a/watchers/src/watchers/x11_window.rs b/watchers/src/watchers/x11_window.rs
index 8bff0d7..1534a6e 100644
--- a/watchers/src/watchers/x11_window.rs
+++ b/watchers/src/watchers/x11_window.rs
@@ -2,8 +2,8 @@ use super::{x11_connection::X11Client, Watcher};
 use crate::report_client::ReportClient;
 use anyhow::Context;
 use async_trait::async_trait;
-use std::sync::Arc;
 use std::collections::HashMap;
+use std::sync::Arc;
 
 pub struct WindowWatcher {
     client: X11Client,
@@ -22,13 +22,18 @@ impl WindowWatcher {
     ) -> anyhow::Result<()> {
         let mut extra_data = HashMap::new();
         extra_data.insert("wm_instance".to_string(), wm_instance.to_string());
-        client.send_active_window_with_extra(app_id, title, Some(extra_data)).await
+        client
+            .send_active_window_with_extra(app_id, title, Some(extra_data))
+            .await
     }
 
     async fn send_active_window(&mut self, client: &ReportClient) -> anyhow::Result<()> {
         let data = self.client.active_window_data()?;
 
-        if data.app_id != self.last_app_id || data.title != self.last_title || data.wm_instance != self.last_wm_instance {
+        if data.app_id != self.last_app_id
+            || data.title != self.last_title
+            || data.wm_instance != self.last_wm_instance
+        {
             debug!(
                 r#"Changed window app_id="{}", title="{}", wm_instance="{}""#,
                 data.app_id, data.title, data.wm_instance
@@ -38,10 +43,14 @@ impl WindowWatcher {
             self.last_wm_instance = data.wm_instance.clone();
         }
 
-        self
-            .send_active_window_with_instance(client, &self.last_app_id, &self.last_title, &self.last_wm_instance)
-            .await
-            .with_context(|| "Failed to send heartbeat for active window")
+        self.send_active_window_with_instance(
+            client,
+            &self.last_app_id,
+            &self.last_title,
+            &self.last_wm_instance,
+        )
+        .await
+        .with_context(|| "Failed to send heartbeat for active window")
     }
 }