diff --git a/src/ui/play_queue/song.rs b/src/ui/play_queue/song.rs
index d350fb2..1a2ee7c 100644
--- a/src/ui/play_queue/song.rs
+++ b/src/ui/play_queue/song.rs
@@ -8,7 +8,7 @@ mod imp {
     #[template(resource = "/eu/callcc/audrey/play_queue_song.ui")]
     #[properties(wrapper_type = super::Song)]
     pub struct Song {
-        #[property(type = i32, set = Self::set_playlist_pos)]
+        #[property(type = i64, set = Self::set_playlist_pos)]
         _playlist_pos: (),
 
         #[property(set, get)]
@@ -167,9 +167,9 @@ mod imp {
             true
         }
 
-        fn set_playlist_pos(&self, playlist_pos: i32) {
+        fn set_playlist_pos(&self, playlist_pos: i64) {
             self.obj()
-                .set_current(playlist_pos == self.position.get() as i32);
+                .set_current(playlist_pos == self.position.get() as i64);
         }
     }
 }
diff --git a/src/ui/playbar.rs b/src/ui/playbar.rs
index 95ed5ea..f22afdc 100644
--- a/src/ui/playbar.rs
+++ b/src/ui/playbar.rs
@@ -95,7 +95,7 @@ mod imp {
 
         #[template_callback]
         fn on_skip_forward_clicked(&self) {
-            if self.window().playlist_pos() + 1 < self.window().playlist_count() as i32 {
+            if self.window().playlist_pos() + 1 < self.window().playlist_count() {
                 self.window().playlist_next();
             } else {
                 self.window().playlist_play_index(None);
diff --git a/src/ui/window.rs b/src/ui/window.rs
index 0b93b3b..85d8355 100644
--- a/src/ui/window.rs
+++ b/src/ui/window.rs
@@ -38,13 +38,13 @@ mod imp {
         #[property(get)]
         playlist_model: gio::ListStore,
 
-        #[property(type = u32, get = Self::volume, set = Self::set_volume)]
+        #[property(type = i64, get = Self::volume, set = Self::set_volume, minimum = 0, maximum = 100)]
         _volume: (),
         #[property(type = bool, get = Self::mute, set = Self::set_mute)]
         _mute: (),
         #[property(type = bool, get = Self::pause, set = Self::set_pause)]
         _pause: (),
-        #[property(type = i32, get = Self::playlist_pos)]
+        #[property(type = i64, get = Self::playlist_pos)]
         _playlist_pos: (),
         #[property(type = f64, get = Self::time_pos)]
         _time_pos: (),
@@ -52,7 +52,7 @@ mod imp {
         _duration: (), // as reported by mpv, compare with song.duration
         #[property(type = bool, get = Self::idle_active)]
         _idle_active: (),
-        #[property(type = u32, get = Self::playlist_count)]
+        #[property(type = i64, get = Self::playlist_count)]
         _playlist_count: (),
 
         pub(super) queued_seek: Cell<Option<f64>>,
@@ -290,7 +290,7 @@ mod imp {
             self.setup.present(Some(self.obj().as_ref()));
         }
 
-        fn volume(&self) -> u32 {
+        fn volume(&self) -> i64 {
             self.mpv
                 .get_property::<i64>("volume")
                 .unwrap()
@@ -298,7 +298,7 @@ mod imp {
                 .unwrap()
         }
 
-        fn set_volume(&self, volume: u32) {
+        fn set_volume(&self, volume: i64) {
             self.mpv.set_property("volume", volume as i64).unwrap();
         }
 
@@ -318,11 +318,9 @@ mod imp {
             self.mpv.set_property("pause", pause).unwrap();
         }
 
-        fn playlist_pos(&self) -> i32 {
+        fn playlist_pos(&self) -> i64 {
             self.mpv
-                .get_property::<i64>("playlist-pos")
-                .unwrap()
-                .try_into()
+                .get_property("playlist-pos")
                 .unwrap()
         }
 
@@ -368,7 +366,7 @@ mod imp {
             self.mpv.get_property("idle-active").unwrap()
         }
 
-        fn playlist_count(&self) -> u32 {
+        fn playlist_count(&self) -> i64 {
             self.mpv
                 .get_property::<i64>("playlist-count")
                 .unwrap()
@@ -377,16 +375,16 @@ mod imp {
         }
 
         fn song(&self) -> Option<Song> {
-            match self.obj().playlist_pos() {
-                playlist_pos if playlist_pos < 0 => None,
-                playlist_pos => Some(
+            match self.obj().playlist_pos().try_into() {
+                Ok(playlist_pos) => Some(
                     self.obj()
                         .playlist_model()
-                        .item(playlist_pos as u32)
+                        .item(playlist_pos)
                         .unwrap()
                         .dynamic_cast()
                         .unwrap(),
                 ),
+                Err(_) => None,
             }
         }