diff --git a/src/usb.rs b/src/usb.rs
index e7d973e8..38dd0360 100644
--- a/src/usb.rs
+++ b/src/usb.rs
@@ -1270,7 +1270,7 @@ fn fmt_str_id(strings: &VecMap<StringId, UTF16ByteVec>, id: StringId)
 
 pub struct UTF16Bytes<'b>(&'b [u8]);
 
-impl<'b> UTF16Bytes<'b> {
+impl UTF16Bytes<'_> {
     fn chars(&self) -> Vec<u16> {
         self.0.chunks_exact(2)
               .map(|a| u16::from_le_bytes([a[0], a[1]]))