diff --git a/src/nouveau/rust/bitview/lib.rs b/src/nouveau/rust/bitview/lib.rs
index 18e9b5575dc..bc5d5e8bb1e 100644
--- a/src/nouveau/rust/bitview/lib.rs
+++ b/src/nouveau/rust/bitview/lib.rs
@@ -246,7 +246,7 @@ pub trait SetFieldU64 {
     fn set_field_u64(&mut self, range: Range<usize>, val: u64);
 }
 
-impl<'a, BS: BitMutViewable> SetFieldU64 for BS {
+impl<BS: BitMutViewable> SetFieldU64 for BS {
     fn set_field_u64(&mut self, range: Range<usize>, val: u64) {
         let bits = range.end - range.start;