diff --git a/color-eyre/src/config.rs b/color-eyre/src/config.rs
index f8f19b4..6523831 100644
--- a/color-eyre/src/config.rs
+++ b/color-eyre/src/config.rs
@@ -160,7 +160,7 @@ pub struct Frame {
 #[derive(Debug)]
 struct StyledFrame<'a>(&'a Frame, Theme);
 
-impl<'a> fmt::Display for StyledFrame<'a> {
+impl fmt::Display for StyledFrame<'_> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         let Self(frame, theme) = self;
 
diff --git a/color-eyre/src/writers.rs b/color-eyre/src/writers.rs
index ce828af..31e3b30 100644
--- a/color-eyre/src/writers.rs
+++ b/color-eyre/src/writers.rs
@@ -67,7 +67,7 @@ impl<'a, H: ?Sized, W> HeaderWriter<'a, H, W> {
     }
 }
 
-impl<'a, H: ?Sized, W> fmt::Write for ReadyHeaderWriter<'a, '_, H, W>
+impl<H: ?Sized, W> fmt::Write for ReadyHeaderWriter<'_, '_, H, W>
 where
     H: Display,
     W: fmt::Write,
diff --git a/eyre/src/ptr.rs b/eyre/src/ptr.rs
index 3d118e5..81d325d 100644
--- a/eyre/src/ptr.rs
+++ b/eyre/src/ptr.rs
@@ -75,8 +75,8 @@ pub(crate) struct RefPtr<'a, T: ?Sized> {
 unsafe impl<'a, T: ?Sized> Send for RefPtr<'a, T> where &'a T: Send {}
 unsafe impl<'a, T: ?Sized> Sync for RefPtr<'a, T> where &'a T: Sync {}
 
-impl<'a, T: ?Sized> Copy for RefPtr<'a, T> {}
-impl<'a, T: ?Sized> Clone for RefPtr<'a, T> {
+impl<T: ?Sized> Copy for RefPtr<'_, T> {}
+impl<T: ?Sized> Clone for RefPtr<'_, T> {
     fn clone(&self) -> Self {
         *self
     }
@@ -121,8 +121,8 @@ pub(crate) struct MutPtr<'a, T: ?Sized> {
 unsafe impl<'a, T: ?Sized> Send for MutPtr<'a, T> where &'a mut T: Send {}
 unsafe impl<'a, T: ?Sized> Sync for MutPtr<'a, T> where &'a mut T: Sync {}
 
-impl<'a, T: ?Sized> Copy for MutPtr<'a, T> {}
-impl<'a, T: ?Sized> Clone for MutPtr<'a, T> {
+impl<T: ?Sized> Copy for MutPtr<'_, T> {}
+impl<T: ?Sized> Clone for MutPtr<'_, T> {
     fn clone(&self) -> Self {
         *self
     }