diff --git a/serio/src/stream.rs b/serio/src/stream.rs
index 5226b6f..3999791 100644
--- a/serio/src/stream.rs
+++ b/serio/src/stream.rs
@@ -264,7 +264,7 @@ pub struct ExpectNext<'a, St: ?Sized, Item> {
 
 impl<St: ?Sized + Unpin, Item> Unpin for ExpectNext<'_, St, Item> {}
 
-impl<'a, St: ?Sized + IoStream + Unpin, Item: Deserialize> Future for ExpectNext<'a, St, Item> {
+impl<St: ?Sized + IoStream + Unpin, Item: Deserialize> Future for ExpectNext<'_, St, Item> {
     type Output = Result<Item, St::Error>;
 
     fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
diff --git a/utils/src/range/mod.rs b/utils/src/range/mod.rs
index eb0eebd..1192e27 100644
--- a/utils/src/range/mod.rs
+++ b/utils/src/range/mod.rs
@@ -315,7 +315,7 @@ pub struct RangeSetIter<'a, T> {
     current: Option<Range<T>>,
 }
 
-impl<'a, T> Iterator for RangeSetIter<'a, T>
+impl<T> Iterator for RangeSetIter<'_, T>
 where
     T: Copy + Ord,
     Range<T>: Iterator<Item = T>,
@@ -346,7 +346,7 @@ pub struct RangeIter<'a, T> {
     iter: std::slice::Iter<'a, Range<T>>,
 }
 
-impl<'a, T> Iterator for RangeIter<'a, T>
+impl<T> Iterator for RangeIter<'_, T>
 where
     T: Copy + Ord,
     Range<T>: Iterator<Item = T>,
@@ -358,7 +358,7 @@ where
     }
 }
 
-impl<'a, T> ExactSizeIterator for RangeIter<'a, T>
+impl<T> ExactSizeIterator for RangeIter<'_, T>
 where
     T: Copy + Ord,
     Range<T>: Iterator<Item = T>,
@@ -368,7 +368,7 @@ where
     }
 }
 
-impl<'a, T> DoubleEndedIterator for RangeIter<'a, T>
+impl<T> DoubleEndedIterator for RangeIter<'_, T>
 where
     T: Copy + Ord,
     Range<T>: Iterator<Item = T>,