diff --git a/wayland-backend/src/debug.rs b/wayland-backend/src/debug.rs
index 322961c2b50..24c2fc3f4c3 100644
--- a/wayland-backend/src/debug.rs
+++ b/wayland-backend/src/debug.rs
@@ -58,7 +58,7 @@ pub fn print_send_message<Id: Display, Fd: AsRawFd>(
 
 pub(crate) struct DisplaySlice<'a, D>(pub &'a [D]);
 
-impl<'a, D: Display> Display for DisplaySlice<'a, D> {
+impl<D: Display> Display for DisplaySlice<'_, D> {
     #[cfg_attr(coverage, coverage(off))]
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         let mut it = self.0.iter();
diff --git a/wayland-client/src/event_queue.rs b/wayland-client/src/event_queue.rs
index ec398118d1e..3d1b36f44c6 100644
--- a/wayland-client/src/event_queue.rs
+++ b/wayland-client/src/event_queue.rs
@@ -651,7 +651,7 @@ impl<State: 'static> QueueHandle<State> {
     }
 }
 
-impl<'a, State> Drop for QueueFreezeGuard<'a, State> {
+impl<State> Drop for QueueFreezeGuard<'_, State> {
     fn drop(&mut self) {
         let mut lock = self.qh.inner.lock().unwrap();
         lock.freeze_count -= 1;
diff --git a/wayland-server/src/dispatch.rs b/wayland-server/src/dispatch.rs
index fb0fc517c90..2fb1cdaf4b5 100644
--- a/wayland-server/src/dispatch.rs
+++ b/wayland-server/src/dispatch.rs
@@ -155,7 +155,7 @@ pub struct DataInit<'a, D: 'static> {
     pub(crate) error: &'a mut Option<(u32, String)>,
 }
 
-impl<'a, D> DataInit<'a, D> {
+impl<D> DataInit<'_, D> {
     /// Initialize an object by assigning it its user-data
     pub fn init<I: Resource + 'static, U: Send + Sync + 'static>(
         &mut self,
diff --git a/wayland-sys/src/server.rs b/wayland-sys/src/server.rs
index b11e8ed7060..b941d629319 100644
--- a/wayland-sys/src/server.rs
+++ b/wayland-sys/src/server.rs
@@ -251,6 +251,7 @@ pub mod signal {
         // Safety: the signal pointer is valid
         unsafe {
             list_for_each!(l, &mut (*signal).listener_list as *mut wl_list, wl_listener, link, {
+                #[allow(unknown_lints, unpredictable_function_pointer_comparisons)]
                 if (*l).notify == notify {
                     return l;
                 }