diff --git a/src/components/binder/mod.rs b/src/components/binder/mod.rs
index 63b27cd..cc91a62 100644
--- a/src/components/binder/mod.rs
+++ b/src/components/binder/mod.rs
@@ -73,23 +73,23 @@ pub fn Binder<El: ElementDescriptor + Clone + 'static>(
         scrollable_element_handle_vec.set_value(handle_vec);
     };
 
-    let add_scroll_listener = move |listener: Callback<()>| {
+    let add_scroll_listener = Callback::new(move |listener: Callback<()>| {
         scroll_listener.update_value(|scroll_listener| {
             if scroll_listener.is_none() {
                 ensure_scroll_listener();
             }
             *scroll_listener = Some(listener);
         })
-    };
+    });
 
-    let remove_scroll_listener = move |_| {
+    let remove_scroll_listener = Callback::new(move |_| {
         scrollable_element_handle_vec.update_value(|vec| {
             vec.drain(..).for_each(|handle| handle.remove());
         });
         scroll_listener.set_value(None);
-    };
+    });
 
-    let add_resize_listener = move |listener: Callback<()>| {
+    let add_resize_listener = Callback::new(move |listener: Callback<()>| {
         resize_handle.update_value(move |resize_handle| {
             if let Some(handle) = resize_handle.take() {
                 handle.remove();
@@ -100,19 +100,19 @@ pub fn Binder<El: ElementDescriptor + Clone + 'static>(
 
             *resize_handle = Some(handle);
         });
-    };
+    });
 
-    let remove_resize_listener = move |_| {
+    let remove_resize_listener = Callback::new(move |_| {
         resize_handle.update_value(move |handle| {
             if let Some(handle) = handle.take() {
                 handle.remove();
             }
         });
-    };
+    });
 
     on_cleanup(move || {
-        remove_scroll_listener(());
-        remove_resize_listener(());
+        remove_scroll_listener.call(());
+        remove_resize_listener.call(());
     });
     view! {
         {children()}
diff --git a/src/input_number/mod.rs b/src/input_number/mod.rs
index debf729..31acd5f 100644
--- a/src/input_number/mod.rs
+++ b/src/input_number/mod.rs
@@ -28,19 +28,19 @@ where
         })
     });
 
-    let allow_value = move |v: String| {
+    let allow_value = Callback::<String, bool>::new(move |v: String| {
         let Ok(v) = v.parse::<T>() else { return false };
         value.set(v);
         true
-    };
+    });
     let step: StoredMaybeSignal<_> = step.into();
 
-    let add = move |_| {
+    let add = Callback::<ev::MouseEvent>::new(move |_| {
         value.set(value.get_untracked() + step.get_untracked());
-    };
-    let sub = move |_| {
+    });
+    let sub = Callback::<ev::MouseEvent>::new(move |_| {
         value.set(value.get_untracked() - step.get_untracked());
-    };
+    });
     view! {
         <Input value=input_value allow_value placeholder>
             <InputSuffix slot>