diff --git a/app/src/api.rs b/app/src/api.rs
index 46805d85..660c2f30 100644
--- a/app/src/api.rs
+++ b/app/src/api.rs
@@ -19,8 +19,8 @@ view!(TuiOut: |self: Tek| self.size.of(View(self, self.view)); {
 });
 
 expose!([self: Tek] {
-    bool => {}
-    u16 => {
+    [bool] => {}
+    [u16] => {
         ":h-ins"     => self.h_inputs(),
         ":h-outs"    => self.h_outputs(),
         ":h-sample"  => if self.is_editing() { 0 } else { 5 },
@@ -30,24 +30,24 @@ expose!([self: Tek] {
         ":y-outs"    => (self.size.h() as u16).saturating_sub(self.h_outputs() + 1),
         ":y-samples" => if self.is_editing() { 1 } else { 0 },
     }
-    usize => {
+    [usize] => {
         ":scene-last" => self.scenes.len(),
         ":track-last" => self.tracks.len(),
     }
-    isize => {}
-    Option<usize> => {
+    [isize] => {}
+    [Option<usize>] => {
         ":scene" => self.selected.scene(),
         ":track" => self.selected.track(),
     }
-    Color => {}
-    Arc<RwLock<MidiClip>> => {}
-    Option<Arc<RwLock<MidiClip>>> => {
+    [Color] => {}
+    [Arc<RwLock<MidiClip>>] => {}
+    [Option<Arc<RwLock<MidiClip>>>] => {
         ":clip" => match self.selected {
             Selection::Clip(t, s) => self.scenes[s].clips[t].clone(),
             _ => None
         }
     }
-    Selection => {
+    [Selection] => {
         ":scene-next" => match self.selected {
             Selection::Mix => Selection::Scene(0),
             Selection::Track(t) => Selection::Clip(t, 0),
diff --git a/tengri b/tengri
index 6048d248..9809c464 160000
--- a/tengri
+++ b/tengri
@@ -1 +1 @@
-Subproject commit 6048d24880324a6b411b6a8723ad95546e2edbe3
+Subproject commit 9809c4642883b4dba896bdc92709f6d0b1513f8b