diff --git a/src/extensions/idle.rs b/src/extensions/idle.rs
index 4068fa7..6ee5b22 100644
--- a/src/extensions/idle.rs
+++ b/src/extensions/idle.rs
@@ -247,27 +247,27 @@ impl<'a, T: Read + Write + 'a> Drop for Handle<'a, T> {
     }
 }
 
-impl<'a> SetReadTimeout for Connection {
+impl SetReadTimeout for Connection {
     fn set_read_timeout(&mut self, timeout: Option<Duration>) -> Result<()> {
         self.deref_mut().set_read_timeout(timeout)
     }
 }
 
-impl<'a> SetReadTimeout for TcpStream {
+impl SetReadTimeout for TcpStream {
     fn set_read_timeout(&mut self, timeout: Option<Duration>) -> Result<()> {
         TcpStream::set_read_timeout(self, timeout).map_err(Error::Io)
     }
 }
 
 #[cfg(feature = "native-tls")]
-impl<'a> SetReadTimeout for TlsStream<TcpStream> {
+impl SetReadTimeout for TlsStream<TcpStream> {
     fn set_read_timeout(&mut self, timeout: Option<Duration>) -> Result<()> {
         self.get_ref().set_read_timeout(timeout).map_err(Error::Io)
     }
 }
 
 #[cfg(feature = "rustls-tls")]
-impl<'a> SetReadTimeout for RustlsStream<TcpStream> {
+impl SetReadTimeout for RustlsStream<TcpStream> {
     fn set_read_timeout(&mut self, timeout: Option<Duration>) -> Result<()> {
         self.get_ref().set_read_timeout(timeout).map_err(Error::Io)
     }
diff --git a/src/extensions/list_status.rs b/src/extensions/list_status.rs
index 3715288..713c299 100644
--- a/src/extensions/list_status.rs
+++ b/src/extensions/list_status.rs
@@ -32,7 +32,7 @@ impl ExtendedNames {
         ExtendedNamesTryBuilder {
             data: owned,
             extended_names_builder: |input| {
-                let mut lines: &[u8] = &input;
+                let mut lines: &[u8] = input;
                 let mut names = Vec::new();
                 let mut current_name: Option<Name<'_>> = None;
                 let mut current_mailbox: Option<Mailbox> = None;
diff --git a/src/extensions/metadata.rs b/src/extensions/metadata.rs
index 645bbf4..4591471 100644
--- a/src/extensions/metadata.rs
+++ b/src/extensions/metadata.rs
@@ -33,12 +33,12 @@ impl CmdListItemFormat for Metadata {
             "{} {}",
             validate_str(
                 synopsis,
-                &format!("entry#{}", item_index + 1),
+                format!("entry#{}", item_index + 1),
                 self.entry.as_str()
             )?,
             self.value
                 .as_ref()
-                .map(|v| validate_str(synopsis, &format!("value#{}", item_index + 1), v.as_str()))
+                .map(|v| validate_str(synopsis, format!("value#{}", item_index + 1), v.as_str()))
                 .unwrap_or_else(|| Ok("NIL".to_string()))?
         ))
     }
diff --git a/src/types/acls.rs b/src/types/acls.rs
index edfb486..cf89fef 100644
--- a/src/types/acls.rs
+++ b/src/types/acls.rs
@@ -162,12 +162,12 @@ pub struct Acl<'a> {
 impl<'a> Acl<'a> {
     /// Return the mailbox the ACL entries belong to
     pub fn mailbox(&self) -> &str {
-        &*self.mailbox
+        &self.mailbox
     }
 
     /// Returns a list of identifier/rights pairs for the mailbox
     pub fn acls(&self) -> &[AclEntry<'_>] {
-        &*self.acls
+        &self.acls
     }
 }
 
@@ -244,12 +244,12 @@ pub struct ListRights<'a> {
 impl ListRights<'_> {
     /// Returns the mailbox for the rights
     pub fn mailbox(&self) -> &str {
-        &*self.mailbox
+        &self.mailbox
     }
 
     /// Returns the user identifier for the rights
     pub fn identifier(&self) -> &str {
-        &*self.identifier
+        &self.identifier
     }
 
     /// Returns the set of rights that are always provided for this identifier
@@ -318,7 +318,7 @@ pub struct MyRights<'a> {
 impl MyRights<'_> {
     /// Returns the mailbox for the rights
     pub fn mailbox(&self) -> &str {
-        &*self.mailbox
+        &self.mailbox
     }
 
     /// Returns the rights for the mailbox
diff --git a/src/types/capabilities.rs b/src/types/capabilities.rs
index 966ce15..d79cc37 100644
--- a/src/types/capabilities.rs
+++ b/src/types/capabilities.rs
@@ -64,7 +64,7 @@ impl Capabilities {
     }
 
     /// Check if the server has the given capability.
-    pub fn has<'a>(&self, cap: &Capability<'a>) -> bool {
+    pub fn has(&self, cap: &Capability<'_>) -> bool {
         self.borrow_capabilities().contains(cap)
     }
 
diff --git a/src/types/deleted.rs b/src/types/deleted.rs
index cfc7aea..c84d94c 100644
--- a/src/types/deleted.rs
+++ b/src/types/deleted.rs
@@ -64,7 +64,7 @@ impl Deleted {
     pub fn from_expunged(v: Vec<u32>, mod_seq: Option<u64>) -> Self {
         Self {
             messages: DeletedMessages::Expunged(v),
-            mod_seq: mod_seq,
+            mod_seq,
         }
     }
 
@@ -73,7 +73,7 @@ impl Deleted {
     pub fn from_vanished(v: Vec<RangeInclusive<u32>>, mod_seq: Option<u64>) -> Self {
         Self {
             messages: DeletedMessages::Vanished(v),
-            mod_seq: mod_seq,
+            mod_seq,
         }
     }
 
diff --git a/src/types/name.rs b/src/types/name.rs
index c068782..9a2c955 100644
--- a/src/types/name.rs
+++ b/src/types/name.rs
@@ -92,7 +92,7 @@ impl<'a> Name<'a> {
     /// the name is also valid as an argument for commands, such as `SELECT`, that accept mailbox
     /// names.
     pub fn name(&self) -> &str {
-        &*self.name
+        &self.name
     }
 
     /// Get an owned version of this [`Name`].
diff --git a/src/types/quota.rs b/src/types/quota.rs
index ac9d5e8..8cbda63 100644
--- a/src/types/quota.rs
+++ b/src/types/quota.rs
@@ -234,7 +234,7 @@ impl QuotaRootResponse {
 
     /// The mailbox name
     pub fn mailbox_name(&self) -> &str {
-        &*self.borrow_inner().quota_root.mailbox_name
+        &self.borrow_inner().quota_root.mailbox_name
     }
 
     /// The list of quota roots for the mailbox name (could be empty)
@@ -243,7 +243,7 @@ impl QuotaRootResponse {
             .quota_root
             .quota_root_names
             .iter()
-            .map(|e| &*e.as_ref())
+            .map(|e| e.as_ref())
     }
 
     /// The set of quotas for each named quota root (could be empty)