diff --git a/src/lib.rs b/src/lib.rs
index 07a33d5..245136b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -70,6 +70,7 @@
 #![cfg_attr(docsrs, feature(doc_auto_cfg))]
 
 mod directory;
+#[allow(clippy::ignored_unit_patterns)]
 mod header;
 mod pmtiles;
 mod tile_manager;
diff --git a/src/tile_manager.rs b/src/tile_manager.rs
index 2bde783..e8a401d 100644
--- a/src/tile_manager.rs
+++ b/src/tile_manager.rs
@@ -69,10 +69,7 @@ impl<R> TileManager<R> {
 
         self.data_by_hash.insert(hash, vec);
 
-        self.ids_by_hash
-            .entry(hash)
-            .or_insert_with(HashSet::new)
-            .insert(tile_id);
+        self.ids_by_hash.entry(hash).or_default().insert(tile_id);
     }
 
     pub(crate) fn add_offset_tile(&mut self, tile_id: u64, offset: u64, length: u32) {