diff --git a/crates/resvg/src/main.rs b/crates/resvg/src/main.rs
index c4d15283..ef5ac310 100644
--- a/crates/resvg/src/main.rs
+++ b/crates/resvg/src/main.rs
@@ -424,7 +424,7 @@ impl FitTo {
 
 fn list_fonts(args: &CliArgs) {
     let mut fontdb = fontdb::Database::new();
-    load_fonts(&args, &mut fontdb);
+    load_fonts(args, &mut fontdb);
 
     use fontdb::Family;
     println!("serif: {}", fontdb.family_name(&Family::Serif));
diff --git a/crates/resvg/tests/integration/main.rs b/crates/resvg/tests/integration/main.rs
index 02ae6f0b..34725ebe 100644
--- a/crates/resvg/tests/integration/main.rs
+++ b/crates/resvg/tests/integration/main.rs
@@ -3,7 +3,6 @@
 
 use once_cell::sync::Lazy;
 use rgb::{FromSlice, RGBA8};
-use std::path::Path;
 use std::process::Command;
 use std::sync::Arc;
 use usvg::fontdb;
diff --git a/crates/usvg/src/parser/use_node.rs b/crates/usvg/src/parser/use_node.rs
index a980492c..74e540f4 100644
--- a/crates/usvg/src/parser/use_node.rs
+++ b/crates/usvg/src/parser/use_node.rs
@@ -186,7 +186,7 @@ pub(crate) fn convert_svg(
             vb
         } else {
             // No `viewBox` attribute? Then use `x`, `y`, `width` and `height` instead.
-            let (mut w, mut h) = use_node_size(node, &state);
+            let (mut w, mut h) = use_node_size(node, state);
 
             // If attributes `width` and/or `height` are provided on the `use` element,
             // then these values will override the corresponding attributes
diff --git a/crates/usvg/src/text/flatten.rs b/crates/usvg/src/text/flatten.rs
index 0038da9b..f08fb872 100644
--- a/crates/usvg/src/text/flatten.rs
+++ b/crates/usvg/src/text/flatten.rs
@@ -317,7 +317,7 @@ impl DatabaseExt for Database {
             )?;
             svg.end_element();
 
-            Tree::from_data(&svg.end_document().as_bytes(), &Options::default()).ok()
+            Tree::from_data(svg.end_document().as_bytes(), &Options::default()).ok()
         })?
     }
 }
diff --git a/crates/usvg/src/tree/mod.rs b/crates/usvg/src/tree/mod.rs
index 87270ecf..f9203dda 100644
--- a/crates/usvg/src/tree/mod.rs
+++ b/crates/usvg/src/tree/mod.rs
@@ -1637,7 +1637,7 @@ impl Tree {
                 if !self
                     .linear_gradients
                     .iter()
-                    .any(|other| Arc::ptr_eq(&lg, other))
+                    .any(|other| Arc::ptr_eq(lg, other))
                 {
                     self.linear_gradients.push(lg.clone());
                 }
@@ -1646,13 +1646,13 @@ impl Tree {
                 if !self
                     .radial_gradients
                     .iter()
-                    .any(|other| Arc::ptr_eq(&rg, other))
+                    .any(|other| Arc::ptr_eq(rg, other))
                 {
                     self.radial_gradients.push(rg.clone());
                 }
             }
             Paint::Pattern(patt) => {
-                if !self.patterns.iter().any(|other| Arc::ptr_eq(&patt, other)) {
+                if !self.patterns.iter().any(|other| Arc::ptr_eq(patt, other)) {
                     self.patterns.push(patt.clone());
                 }
             }
@@ -1730,12 +1730,12 @@ impl Group {
         for node in self.children() {
             if let Node::Group(ref g) = node {
                 if let Some(ref clip) = g.clip_path {
-                    if !clip_paths.iter().any(|other| Arc::ptr_eq(&clip, other)) {
+                    if !clip_paths.iter().any(|other| Arc::ptr_eq(clip, other)) {
                         clip_paths.push(clip.clone());
                     }
 
                     if let Some(ref sub_clip) = clip.clip_path {
-                        if !clip_paths.iter().any(|other| Arc::ptr_eq(&sub_clip, other)) {
+                        if !clip_paths.iter().any(|other| Arc::ptr_eq(sub_clip, other)) {
                             clip_paths.push(sub_clip.clone());
                         }
                     }
@@ -1754,12 +1754,12 @@ impl Group {
         for node in self.children() {
             if let Node::Group(ref g) = node {
                 if let Some(ref mask) = g.mask {
-                    if !masks.iter().any(|other| Arc::ptr_eq(&mask, other)) {
+                    if !masks.iter().any(|other| Arc::ptr_eq(mask, other)) {
                         masks.push(mask.clone());
                     }
 
                     if let Some(ref sub_mask) = mask.mask {
-                        if !masks.iter().any(|other| Arc::ptr_eq(&sub_mask, other)) {
+                        if !masks.iter().any(|other| Arc::ptr_eq(sub_mask, other)) {
                             masks.push(sub_mask.clone());
                         }
                     }
@@ -1778,7 +1778,7 @@ impl Group {
         for node in self.children() {
             if let Node::Group(ref g) = node {
                 for filter in g.filters() {
-                    if !filters.iter().any(|other| Arc::ptr_eq(&filter, other)) {
+                    if !filters.iter().any(|other| Arc::ptr_eq(filter, other)) {
                         filters.push(filter.clone());
                     }
                 }