diff --git a/boot/yboot-proto/src/lib.rs b/boot/yboot-proto/src/lib.rs
index 6458dd35..311c4133 100644
--- a/boot/yboot-proto/src/lib.rs
+++ b/boot/yboot-proto/src/lib.rs
@@ -1,3 +1,4 @@
+#![allow(unused)]
 #![no_std]
 
 use bytemuck::{Pod, Zeroable};
diff --git a/boot/yboot/src/elf.rs b/boot/yboot/src/elf.rs
index 804fb135..4b86b6b6 100644
--- a/boot/yboot/src/elf.rs
+++ b/boot/yboot/src/elf.rs
@@ -16,6 +16,7 @@ use crate::elf::types::{PT_LOAD, SHF_ALLOC, SHF_WRITE, SHT_PROGBITS};
 
 use self::types::{Ehdr, Phdr, Shdr};
 
+#[allow(unused)]
 mod types {
     use bytemuck::{Pod, Zeroable};
 
diff --git a/kernel/driver/virtio/core/src/transport/mod.rs b/kernel/driver/virtio/core/src/transport/mod.rs
index e0ea5969..4d4029df 100644
--- a/kernel/driver/virtio/core/src/transport/mod.rs
+++ b/kernel/driver/virtio/core/src/transport/mod.rs
@@ -20,7 +20,7 @@ pub trait Transport: Send {
     fn notify_cfg(&self) -> &[WriteOnly<u16>];
     fn notify_off_mul(&self) -> usize;
     fn supports_msix(&self) -> bool;
-    fn device_cfg(&self) -> Option<&DeviceMemoryIo<[u8]>>;
+    fn device_cfg(&self) -> Option<&DeviceMemoryIo<'_, [u8]>>;
     fn read_interrupt_status(&self) -> (bool, bool);
 
     fn read_device_features(&mut self) -> u64 {
diff --git a/userspace/graphics/term/src/state.rs b/userspace/graphics/term/src/state.rs
index 52061768..4cd0a731 100644
--- a/userspace/graphics/term/src/state.rs
+++ b/userspace/graphics/term/src/state.rs
@@ -525,7 +525,7 @@ impl State {
                             if vt_color == 9 {
                                 self.attributes.bg = self.default_attributes.bg;
                             } else {
-                                self.attributes.bg = Color::from_escape(&*CONFIG, false, vt_color)
+                                self.attributes.bg = Color::from_escape(&CONFIG, false, vt_color)
                                     .unwrap_or(self.default_attributes.bg);
                             }
                         }
diff --git a/userspace/lib/hclient/src/connection/auto.rs b/userspace/lib/hclient/src/connection/auto.rs
index 7acba3ed..a6b29736 100644
--- a/userspace/lib/hclient/src/connection/auto.rs
+++ b/userspace/lib/hclient/src/connection/auto.rs
@@ -15,7 +15,7 @@ pub struct AutoConnector {
 
 pub enum AutoConnection {
     Tcp(TcpStream),
-    Tls(TlsConnection),
+    Tls(Box<TlsConnection>),
 }
 
 impl AutoConnector {
@@ -48,6 +48,7 @@ impl HttpConnector for AutoConnector {
             "https" => self
                 .tls
                 .connect(remote, scheme, server_name, timeout, options)
+                .map(Box::new)
                 .map(AutoConnection::Tls),
             _ => unreachable!(),
         }
diff --git a/userspace/tools/shell/src/main.rs b/userspace/tools/shell/src/main.rs
index 1390ac32..997e9dcb 100644
--- a/userspace/tools/shell/src/main.rs
+++ b/userspace/tools/shell/src/main.rs
@@ -141,20 +141,16 @@ fn run(mut input: ShellInput, env: &mut Environment) -> Result<(), Error> {
                 continue;
             }
         };
-        let old_termios = match &mut input {
-            ShellInput::Interactive(interactive) => {
-                let new = TerminalOptionsImpl::normal();
-                Some(interactive.set_options(new)?)
-            }
-            _ => None,
+        let old_termios = if let ShellInput::Interactive(interactive) = &mut input {
+            let new = TerminalOptionsImpl::normal();
+            Some(interactive.set_options(new)?)
+        } else {
+            None
         };
         let (outcome, exit) = command::eval::evaluate(&expr, env);
 
-        match &mut input {
-            ShellInput::Interactive(interactive) => {
-                interactive.set_options(old_termios.unwrap()).ok();
-            }
-            _ => (),
+        if let ShellInput::Interactive(interactive) = &mut input {
+            interactive.set_options(old_termios.unwrap()).ok();
         }
 
         command_text.clear();