diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8c5ded3a..520d8da9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -27,3 +27,5 @@ jobs:
     - uses: actions/checkout@master
     - name: Run checks
       run: cargo check --package iced --target wasm32-unknown-unknown
+    - name: Check compilation of `tour` example
+      run: cargo build --package tour --target wasm32-unknown-unknown
diff --git a/web/src/widget/checkbox.rs b/web/src/widget/checkbox.rs
index 0657ccfb..5ebc26c8 100644
--- a/web/src/widget/checkbox.rs
+++ b/web/src/widget/checkbox.rs
@@ -43,14 +43,14 @@ impl<Message> Checkbox<Message> {
     ///     `Message`.
     ///
     /// [`Checkbox`]: struct.Checkbox.html
-    pub fn new<F>(is_checked: bool, label: &str, f: F) -> Self
+    pub fn new<F>(is_checked: bool, label: impl Into<String>, f: F) -> Self
     where
         F: 'static + Fn(bool) -> Message,
     {
         Checkbox {
             is_checked,
             on_toggle: Rc::new(f),
-            label: String::from(label),
+            label: label.into(),
             width: Length::Shrink,
             style: Default::default(),
         }
diff --git a/web/src/widget/radio.rs b/web/src/widget/radio.rs
index e00e26db..520b24cd 100644
--- a/web/src/widget/radio.rs
+++ b/web/src/widget/radio.rs
@@ -49,7 +49,12 @@ impl<Message> Radio<Message> {
     ///   receives the value of the radio and must produce a `Message`.
     ///
     /// [`Radio`]: struct.Radio.html
-    pub fn new<F, V>(value: V, label: &str, selected: Option<V>, f: F) -> Self
+    pub fn new<F, V>(
+        value: V,
+        label: impl Into<String>,
+        selected: Option<V>,
+        f: F,
+    ) -> Self
     where
         V: Eq + Copy,
         F: 'static + Fn(V) -> Message,
@@ -57,7 +62,7 @@ impl<Message> Radio<Message> {
         Radio {
             is_selected: Some(value) == selected,
             on_click: f(value),
-            label: String::from(label),
+            label: label.into(),
             style: Default::default(),
         }
     }