diff --git a/glow/src/program.rs b/glow/src/program.rs
index 489a194f..601f9ce6 100644
--- a/glow/src/program.rs
+++ b/glow/src/program.rs
@@ -17,7 +17,7 @@ pub unsafe fn create(
         gl.compile_shader(shader);
 
         if !gl.get_shader_compile_status(shader) {
-            panic!(gl.get_shader_info_log(shader));
+            panic!("{}", gl.get_shader_info_log(shader));
         }
 
         gl.attach_shader(program, shader);
@@ -27,7 +27,7 @@ pub unsafe fn create(
 
     gl.link_program(program);
     if !gl.get_program_link_status(program) {
-        panic!(gl.get_program_info_log(program));
+        panic!("{}", gl.get_program_info_log(program));
     }
 
     for shader in shaders {
diff --git a/web/src/widget/button.rs b/web/src/widget/button.rs
index e7cff6a0..7c389a9f 100644
--- a/web/src/widget/button.rs
+++ b/web/src/widget/button.rs
@@ -25,8 +25,10 @@ pub struct Button<'a, Message> {
     content: Element<'a, Message>,
     on_press: Option<Message>,
     width: Length,
+    #[allow(dead_code)]
     height: Length,
     min_width: u32,
+    #[allow(dead_code)]
     min_height: u32,
     padding: u16,
     style: Box<dyn StyleSheet>,
diff --git a/web/src/widget/checkbox.rs b/web/src/widget/checkbox.rs
index 543af99a..43110aa7 100644
--- a/web/src/widget/checkbox.rs
+++ b/web/src/widget/checkbox.rs
@@ -30,6 +30,7 @@ pub struct Checkbox<Message> {
     label: String,
     id: Option<String>,
     width: Length,
+    #[allow(dead_code)]
     style: Box<dyn StyleSheet>,
 }
 
diff --git a/web/src/widget/container.rs b/web/src/widget/container.rs
index 7187a4f0..8de3cc41 100644
--- a/web/src/widget/container.rs
+++ b/web/src/widget/container.rs
@@ -12,6 +12,7 @@ pub struct Container<'a, Message> {
     width: Length,
     height: Length,
     max_width: u32,
+    #[allow(dead_code)]
     max_height: u32,
     horizontal_alignment: Align,
     vertical_alignment: Align,
diff --git a/web/src/widget/radio.rs b/web/src/widget/radio.rs
index 5a9bc379..fbc88d29 100644
--- a/web/src/widget/radio.rs
+++ b/web/src/widget/radio.rs
@@ -37,6 +37,7 @@ pub struct Radio<Message> {
     label: String,
     id: Option<String>,
     name: Option<String>,
+    #[allow(dead_code)]
     style: Box<dyn StyleSheet>,
 }
 
diff --git a/web/src/widget/scrollable.rs b/web/src/widget/scrollable.rs
index f9135dd6..bd9260ff 100644
--- a/web/src/widget/scrollable.rs
+++ b/web/src/widget/scrollable.rs
@@ -11,6 +11,7 @@ pub struct Scrollable<'a, Message> {
     height: Length,
     max_height: u32,
     content: Column<'a, Message>,
+    #[allow(dead_code)]
     style: Box<dyn StyleSheet>,
 }
 
diff --git a/web/src/widget/slider.rs b/web/src/widget/slider.rs
index 91a4d2ec..f457aa4c 100644
--- a/web/src/widget/slider.rs
+++ b/web/src/widget/slider.rs
@@ -38,7 +38,9 @@ pub struct Slider<'a, T, Message> {
     step: T,
     value: T,
     on_change: Rc<Box<dyn Fn(T) -> Message>>,
+    #[allow(dead_code)]
     width: Length,
+    #[allow(dead_code)]
     style: Box<dyn StyleSheet>,
 }