diff --git a/examples/dodrio/todomvc/src/controller.rs b/examples/dodrio/todomvc/src/controller.rs
index a347afa..112905c 100644
--- a/examples/dodrio/todomvc/src/controller.rs
+++ b/examples/dodrio/todomvc/src/controller.rs
@@ -129,12 +129,12 @@ impl Deref for AutoCommitTodos<'_> {
     type Target = Todos;
 
     fn deref(&self) -> &Todos {
-        &self.todos
+        self.todos
     }
 }
 
 impl DerefMut for AutoCommitTodos<'_> {
     fn deref_mut(&mut self) -> &mut Todos {
-        &mut self.todos
+        self.todos
     }
 }
diff --git a/examples/dodrio/todomvc/src/todo.rs b/examples/dodrio/todomvc/src/todo.rs
index c8901c4..8fad884 100644
--- a/examples/dodrio/todomvc/src/todo.rs
+++ b/examples/dodrio/todomvc/src/todo.rs
@@ -1,7 +1,7 @@
 //! Type definition and `dodrio::Render` implementation for a single todo item.
 
 use crate::keys;
-use dodrio::{bumpalo::Bump, Node, Render, RenderContext, RootRender, VdomWeak};
+use dodrio::{Node, Render, RenderContext, RootRender, VdomWeak};
 use serde::{Deserialize, Serialize};
 use std::marker::PhantomData;
 use typed_html::dodrio;
diff --git a/examples/dodrio/todomvc/src/todos.rs b/examples/dodrio/todomvc/src/todos.rs
index dd09a43..493c760 100644
--- a/examples/dodrio/todomvc/src/todos.rs
+++ b/examples/dodrio/todomvc/src/todos.rs
@@ -13,7 +13,7 @@ use dodrio::{
 };
 use serde::{Deserialize, Serialize};
 use std::marker::PhantomData;
-use std::mem;
+
 use typed_html::dodrio;
 use wasm_bindgen::prelude::*;
 use wasm_bindgen::JsCast;
@@ -123,7 +123,7 @@ impl<C> Todos<C> {
 
     /// Take the current draft text and replace it with an empty string.
     pub fn take_draft(&mut self) -> String {
-        mem::replace(&mut self.draft, String::new())
+        std::mem::take(&mut self.draft)
     }
 
     /// Get the current visibility for these todos.
diff --git a/macros/src/error.rs b/macros/src/error.rs
index 06afd41..5b0d758 100644
--- a/macros/src/error.rs
+++ b/macros/src/error.rs
@@ -21,7 +21,7 @@ fn pprint_token(token: &str) -> &str {
 }
 
 fn pprint_tokens(tokens: &[String]) -> String {
-    let tokens: Vec<&str> = tokens.iter().map(|s| pprint_token(&s)).collect();
+    let tokens: Vec<&str> = tokens.iter().map(|s| pprint_token(s)).collect();
     if tokens.len() > 1 {
         let start = tokens[..tokens.len() - 1].join(", ");
         let end = &tokens[tokens.len() - 1];
@@ -52,7 +52,7 @@ pub fn parse_error(input: &[Token], error: &ParseError) -> TokenStream {
         UnrecognizedEOF { expected, .. } => {
             let msg = format!(
                 "unexpected end of macro; missing {}",
-                pprint_tokens(&expected)
+                pprint_tokens(expected)
             );
             quote! {
                 compile_error! { #msg }
@@ -63,7 +63,7 @@ pub fn parse_error(input: &[Token], error: &ParseError) -> TokenStream {
             expected,
         } => {
             let span = token.span();
-            let error_msg = format!("expected {}", pprint_tokens(&expected));
+            let error_msg = format!("expected {}", pprint_tokens(expected));
             let error = quote_spanned! {span=>
                 compile_error! { #error_msg }
             };
diff --git a/macros/src/html.rs b/macros/src/html.rs
index 96b592b..85fd4f9 100644
--- a/macros/src/html.rs
+++ b/macros/src/html.rs
@@ -240,7 +240,7 @@ impl Element {
         }
         for (key, value) in data_attrs
             .iter()
-            .map(|(k, v)| (TokenTree::from(Literal::string(&k)), v.clone()))
+            .map(|(k, v)| (TokenTree::from(Literal::string(k)), v.clone()))
         {
             body.extend(quote!(
                 element.data_attributes.push((#key, #value.into()));
diff --git a/macros/src/span.rs b/macros/src/span.rs
index d1e18cf..3ef37f7 100644
--- a/macros/src/span.rs
+++ b/macros/src/span.rs
@@ -1,5 +1,5 @@
-use proc_macro;
-use proc_macro2;
+
+
 
 pub fn from_unstable(span: proc_macro::Span) -> proc_macro2::Span {
     let ident = proc_macro::Ident::new("_", span);
diff --git a/typed-html/src/output/stdweb.rs b/typed-html/src/output/stdweb.rs
index d96baf6..bfe4709 100644
--- a/typed-html/src/output/stdweb.rs
+++ b/typed-html/src/output/stdweb.rs
@@ -173,12 +173,12 @@ impl Stdweb {
         vnode: VNode<'_, Stdweb>,
     ) -> Result<web::Node, web::error::InvalidCharacterError> {
         match vnode {
-            VNode::Text(text) => Ok(document.create_text_node(&text).into()),
-            VNode::UnsafeText(text) => Ok(document.create_text_node(&text).into()),
+            VNode::Text(text) => Ok(document.create_text_node(text).into()),
+            VNode::UnsafeText(text) => Ok(document.create_text_node(text).into()),
             VNode::Element(element) => {
                 let mut node = document.create_element(element.name)?;
                 for (key, value) in element.attributes {
-                    node.set_attribute(&key, &value)?;
+                    node.set_attribute(key, &value)?;
                 }
                 Stdweb::install_handlers(&mut node, element.events);
                 for child in element.children {