diff --git a/src/core/sense.rs b/src/core/sense.rs
index ff1c28f..77738c0 100644
--- a/src/core/sense.rs
+++ b/src/core/sense.rs
@@ -5,12 +5,11 @@ pub trait Sensable<W, Ctx, Tag> {
         self,
         sense: Sense,
         // trait copied here bc rust analyzer skill issue
-        f: impl FnMut(&mut Ui<Ctx>, &mut Ctx) + 'static + Clone,
+        f: impl SenseFn<Ctx>,
     ) -> impl WidgetIdFn<W, Ctx>;
     fn id_on(
         self,
         sense: Sense,
-        // trait copied here bc rust analyzer skill issue
         f: impl FnMut(&WidgetId<W>, &mut Ui<Ctx>, &mut Ctx) + 'static + Clone,
     ) -> impl WidgetIdFn<W, Ctx>
     where
@@ -18,7 +17,6 @@ pub trait Sensable<W, Ctx, Tag> {
     fn edit_on(
         self,
         sense: Sense,
-        // trait copied here bc rust analyzer skill issue
         f: impl FnMut(&mut W, &mut Ctx) + 'static + Clone,
     ) -> impl WidgetIdFn<W, Ctx>
     where
@@ -26,7 +24,7 @@ pub trait Sensable<W, Ctx, Tag> {
 }
 
 impl<W: WidgetLike<Ctx, Tag>, Ctx, Tag> Sensable<W::Widget, Ctx, Tag> for W {
-    fn on(self, sense: Sense, f: impl SenseFn<Ctx> + Clone) -> impl WidgetIdFn<W::Widget, Ctx> {
+    fn on(self, sense: Sense, f: impl SenseFn<Ctx>) -> impl WidgetIdFn<W::Widget, Ctx> {
         move |ui| {
             let id = self.add(ui);
             ui.add_sensor(