diff --git a/espanso-ui/src/mac/mod.rs b/espanso-ui/src/mac/mod.rs
index 4570e20..b6c8569 100644
--- a/espanso-ui/src/mac/mod.rs
+++ b/espanso-ui/src/mac/mod.rs
@@ -235,7 +235,7 @@ impl From<RawUIEvent> for Option<UIEvent> {
       UI_EVENT_TYPE_CONTEXT_MENU_CLICK => {
         return Some(UIEvent::ContextMenuClick(raw.context_menu_id));
       }
-      UI_EVENT_TYPE_HEARTBEAT  => {
+      UI_EVENT_TYPE_HEARTBEAT => {
         return Some(UIEvent::Heartbeat);
       }
       _ => {}
diff --git a/espanso-ui/src/menu.rs b/espanso-ui/src/menu.rs
index a6da3f0..7d66312 100644
--- a/espanso-ui/src/menu.rs
+++ b/espanso-ui/src/menu.rs
@@ -58,26 +58,28 @@ mod tests {
 
   #[test]
   fn test_context_menu_serializes_correctly() {
-    let menu = Menu { items: vec![
-      MenuItem::Simple(SimpleMenuItem {
-        id: 0,
-        label: "Open".to_string()
-      }),
-      MenuItem::Separator,
-      MenuItem::Sub(SubMenuItem {
-        label: "Sub".to_string(),
-        items: vec![
-          MenuItem::Simple(SimpleMenuItem {
-            label: "Sub 1".to_string(),
-            id: 1,
-          }),
-          MenuItem::Simple(SimpleMenuItem {
-            label: "Sub 2".to_string(),
-            id: 2,
-          }),
-        ],
-      }),
-    ]};
+    let menu = Menu {
+      items: vec![
+        MenuItem::Simple(SimpleMenuItem {
+          id: 0,
+          label: "Open".to_string(),
+        }),
+        MenuItem::Separator,
+        MenuItem::Sub(SubMenuItem {
+          label: "Sub".to_string(),
+          items: vec![
+            MenuItem::Simple(SimpleMenuItem {
+              label: "Sub 1".to_string(),
+              id: 1,
+            }),
+            MenuItem::Simple(SimpleMenuItem {
+              label: "Sub 2".to_string(),
+              id: 2,
+            }),
+          ],
+        }),
+      ],
+    };
 
     assert_eq!(
       menu.to_json().unwrap(),
diff --git a/espanso-ui/src/win32/notification.rs b/espanso-ui/src/win32/notification.rs
index cb86d87..40d2cf3 100644
--- a/espanso-ui/src/win32/notification.rs
+++ b/espanso-ui/src/win32/notification.rs
@@ -17,14 +17,20 @@
  * along with espanso.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-use std::{path::{PathBuf}, sync::{Arc, Mutex, mpsc::{Sender, channel}}};
+use std::{
+  path::PathBuf,
+  sync::{
+    mpsc::{channel, Sender},
+    Arc, Mutex,
+  },
+};
 
-use anyhow::{Result, anyhow, bail};
+use anyhow::{anyhow, bail, Result};
 use lazy_static::lazy_static;
 use log::{error, warn};
+use std::os::windows::process::CommandExt;
 use std::process::Command;
 use winrt_notification::{IconCrop, Toast};
-use std::os::windows::process::CommandExt;
 
 const ESPANSO_APP_USER_MODEL_ID: &str = "{5E3B6C0F-1A4D-45C4-8872-D8174702101A}";
 
@@ -34,9 +40,11 @@ lazy_static! {
 
 pub fn initialize_notification_thread(notification_icon_path: PathBuf) -> Result<()> {
   let (sender, receiver) = channel::<String>();
-  
+
   {
-    let mut lock = SEND_CHANNEL.lock().map_err(|e| anyhow!("failed to define shared notification sender: {}", e))?;
+    let mut lock = SEND_CHANNEL
+      .lock()
+      .map_err(|e| anyhow!("failed to define shared notification sender: {}", e))?;
     *lock = Some(sender);
   }
 
@@ -68,12 +76,14 @@ pub fn initialize_notification_thread(notification_icon_path: PathBuf) -> Result
 }
 
 pub fn show_notification(msg: &str) -> Result<()> {
-  let mut lock = SEND_CHANNEL.lock().map_err(|e| anyhow!("unable to acquire notification send channel: {}", e))?;
+  let mut lock = SEND_CHANNEL
+    .lock()
+    .map_err(|e| anyhow!("unable to acquire notification send channel: {}", e))?;
   match &mut *lock {
     Some(sender) => {
       sender.send(msg.to_string())?;
       Ok(())
-    },
+    }
     None => bail!("notification sender not available"),
   }
 }
@@ -99,4 +109,4 @@ fn is_espanso_app_user_model_id_set() -> bool {
       false
     }
   }
-}
\ No newline at end of file
+}