diff --git a/components/salsa-macros/src/xform.rs b/components/salsa-macros/src/xform.rs
index 43ffa046..4c719cbe 100644
--- a/components/salsa-macros/src/xform.rs
+++ b/components/salsa-macros/src/xform.rs
@@ -5,7 +5,7 @@ pub(crate) struct ChangeLt<'a> {
     to: String,
 }
 
-impl<'a> ChangeLt<'a> {
+impl ChangeLt<'_> {
     pub fn elided_to(db_lt: &syn::Lifetime) -> Self {
         ChangeLt {
             from: Some("_"),
diff --git a/src/input/setter.rs b/src/input/setter.rs
index 6a636c5a..4f157565 100644
--- a/src/input/setter.rs
+++ b/src/input/setter.rs
@@ -45,7 +45,7 @@ where
     }
 }
 
-impl<'setter, C, S, F> Setter for SetterImpl<'setter, C, S, F>
+impl<C, S, F> Setter for SetterImpl<'_, C, S, F>
 where
     C: Configuration,
     S: FnOnce(&mut C::Fields, F) -> F,
diff --git a/src/table/sync.rs b/src/table/sync.rs
index 6a02bc8c..dfe78a23 100644
--- a/src/table/sync.rs
+++ b/src/table/sync.rs
@@ -85,7 +85,7 @@ pub(crate) struct ClaimGuard<'me> {
     sync_table: &'me SyncTable,
 }
 
-impl<'me> ClaimGuard<'me> {
+impl ClaimGuard<'_> {
     fn remove_from_map_and_unblock_queries(&self, wait_result: WaitResult) {
         let mut syncs = self.sync_table.syncs.write();
 
@@ -101,7 +101,7 @@ impl<'me> ClaimGuard<'me> {
     }
 }
 
-impl<'me> Drop for ClaimGuard<'me> {
+impl Drop for ClaimGuard<'_> {
     fn drop(&mut self) {
         let wait_result = if std::thread::panicking() {
             WaitResult::Panicked