diff --git a/backend-demo/src/settings.rs b/backend-demo/src/settings.rs
index 75aec9d78..bc52927ed 100644
--- a/backend-demo/src/settings.rs
+++ b/backend-demo/src/settings.rs
@@ -5,7 +5,10 @@ use ashpd::{
         request::RequestImpl,
         settings::{SettingsImpl, SettingsSignalEmitter},
     },
-    desktop::{settings::{ColorScheme, Namespace, APPEARANCE_NAMESPACE, COLOR_SCHEME_KEY}, HandleToken},
+    desktop::{
+        settings::{ColorScheme, Namespace, APPEARANCE_NAMESPACE, COLOR_SCHEME_KEY},
+        HandleToken,
+    },
     zbus::zvariant::OwnedValue,
     PortalError,
 };
diff --git a/src/backend/account.rs b/src/backend/account.rs
index 36587ce10..77d15dd88 100644
--- a/src/backend/account.rs
+++ b/src/backend/account.rs
@@ -70,8 +70,13 @@ impl AccountInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.get_user_information(HandleToken::try_from(&handle).unwrap(), app_id.inner(), window_identifier.inner(), options)
-                    .await
+                imp.get_user_information(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    window_identifier.inner(),
+                    options,
+                )
+                .await
             },
         )
         .await
diff --git a/src/backend/app_chooser.rs b/src/backend/app_chooser.rs
index 94389bf72..6acd0c412 100644
--- a/src/backend/app_chooser.rs
+++ b/src/backend/app_chooser.rs
@@ -128,8 +128,14 @@ impl AppChooserInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.choose_application(HandleToken::try_from(&handle).unwrap(), app_id.inner(), parent_window.inner(), choices, options)
-                    .await
+                imp.choose_application(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    parent_window.inner(),
+                    choices,
+                    options,
+                )
+                .await
             },
         )
         .await
diff --git a/src/backend/background.rs b/src/backend/background.rs
index 6dfbaacea..a0482b6e6 100644
--- a/src/backend/background.rs
+++ b/src/backend/background.rs
@@ -56,8 +56,12 @@ pub trait BackgroundSignalEmitter: Send + Sync {
 pub trait BackgroundImpl: RequestImpl {
     async fn get_app_state(&self) -> Result<HashMap<AppID, AppState>, PortalError>;
 
-    async fn notify_background(&self, token: HandleToken, app_id: AppID, name: &str)
-        -> Result<Background, PortalError>;
+    async fn notify_background(
+        &self,
+        token: HandleToken,
+        app_id: AppID,
+        name: &str,
+    ) -> Result<Background, PortalError>;
 
     async fn enable_autostart(
         &self,
@@ -130,7 +134,10 @@ impl BackgroundInterface {
             &self.cnx,
             handle.clone(),
             Arc::clone(&self.imp),
-            async move { imp.notify_background(HandleToken::try_from(&handle).unwrap(), app_id, &name).await },
+            async move {
+                imp.notify_background(HandleToken::try_from(&handle).unwrap(), app_id, &name)
+                    .await
+            },
         )
         .await
     }
diff --git a/src/backend/email.rs b/src/backend/email.rs
index 92c9d4fac..8a3fbecd2 100644
--- a/src/backend/email.rs
+++ b/src/backend/email.rs
@@ -104,8 +104,13 @@ impl EmailInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.compose(HandleToken::try_from(&handle).unwrap(), app_id.inner(), window_identifier.inner(), options)
-                    .await
+                imp.compose(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    window_identifier.inner(),
+                    options,
+                )
+                .await
             },
         )
         .await
diff --git a/src/backend/file_chooser.rs b/src/backend/file_chooser.rs
index ec9ef89ea..4a55676f0 100644
--- a/src/backend/file_chooser.rs
+++ b/src/backend/file_chooser.rs
@@ -250,8 +250,14 @@ impl FileChooserInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.open_file(HandleToken::try_from(&handle).unwrap(), app_id.inner(), window_identifier.inner(), &title, options)
-                    .await
+                imp.open_file(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    window_identifier.inner(),
+                    &title,
+                    options,
+                )
+                .await
             },
         )
         .await
@@ -274,8 +280,14 @@ impl FileChooserInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.save_file(HandleToken::try_from(&handle).unwrap(), app_id.inner(), window_identifier.inner(), &title, options)
-                    .await
+                imp.save_file(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    window_identifier.inner(),
+                    &title,
+                    options,
+                )
+                .await
             },
         )
         .await
@@ -298,8 +310,14 @@ impl FileChooserInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.save_files(HandleToken::try_from(&handle).unwrap(), app_id.inner(), window_identifier.inner(), &title, options)
-                    .await
+                imp.save_files(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    window_identifier.inner(),
+                    &title,
+                    options,
+                )
+                .await
             },
         )
         .await
diff --git a/src/backend/screenshot.rs b/src/backend/screenshot.rs
index e683f74f4..c275b22ff 100644
--- a/src/backend/screenshot.rs
+++ b/src/backend/screenshot.rs
@@ -7,7 +7,9 @@ use crate::{
         request::{Request, RequestImpl},
         MaybeAppID, MaybeWindowIdentifier, Result,
     },
-    desktop::{request::Response, screenshot::Screenshot as ScreenshotResponse, Color, HandleToken},
+    desktop::{
+        request::Response, screenshot::Screenshot as ScreenshotResponse, Color, HandleToken,
+    },
     zvariant::{DeserializeDict, OwnedObjectPath, Type},
     AppID, WindowIdentifierType,
 };
@@ -92,8 +94,13 @@ impl ScreenshotInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.screenshot(HandleToken::try_from(&handle).unwrap(), app_id.inner(), window_identifier.inner(), options)
-                    .await
+                imp.screenshot(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    window_identifier.inner(),
+                    options,
+                )
+                .await
             },
         )
         .await
@@ -116,8 +123,13 @@ impl ScreenshotInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.pick_color(HandleToken::try_from(&handle).unwrap(), app_id.inner(), window_identifier.inner(), options)
-                    .await
+                imp.pick_color(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    window_identifier.inner(),
+                    options,
+                )
+                .await
             },
         )
         .await
diff --git a/src/backend/secret.rs b/src/backend/secret.rs
index fef7c2fd2..e8d89c87b 100644
--- a/src/backend/secret.rs
+++ b/src/backend/secret.rs
@@ -55,7 +55,14 @@ impl SecretInterface {
             &self.cnx,
             handle.clone(),
             Arc::clone(&self.imp),
-            async move { imp.retrieve(HandleToken::try_from(&handle).unwrap(), app_id, std::os::fd::OwnedFd::from(fd)).await },
+            async move {
+                imp.retrieve(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id,
+                    std::os::fd::OwnedFd::from(fd),
+                )
+                .await
+            },
         )
         .await
     }
diff --git a/src/backend/wallpaper.rs b/src/backend/wallpaper.rs
index 3fcf11d43..354500ff2 100644
--- a/src/backend/wallpaper.rs
+++ b/src/backend/wallpaper.rs
@@ -79,8 +79,14 @@ impl WallpaperInterface {
             handle.clone(),
             Arc::clone(&self.imp),
             async move {
-                imp.with_uri(HandleToken::try_from(&handle).unwrap(), app_id.inner(), window_identifier.inner(), uri, options)
-                    .await
+                imp.with_uri(
+                    HandleToken::try_from(&handle).unwrap(),
+                    app_id.inner(),
+                    window_identifier.inner(),
+                    uri,
+                    options,
+                )
+                .await
             },
         )
         .await
diff --git a/src/desktop/handle_token.rs b/src/desktop/handle_token.rs
index b88eaf2f7..202fcf901 100644
--- a/src/desktop/handle_token.rs
+++ b/src/desktop/handle_token.rs
@@ -5,7 +5,10 @@ use std::{
 
 use rand::{distributions::Alphanumeric, thread_rng, Rng};
 use serde::{Deserialize, Serialize};
-use zbus::{names::OwnedMemberName, zvariant::{OwnedObjectPath, Type}};
+use zbus::{
+    names::OwnedMemberName,
+    zvariant::{OwnedObjectPath, Type},
+};
 
 /// A handle token is a DBus Object Path element, specified in the
 /// [`Request`](crate::desktop::Request)  or