diff --git a/tokenizers/src/models/bpe/trainer.rs b/tokenizers/src/models/bpe/trainer.rs
index 303fdbc8..8178bcf5 100644
--- a/tokenizers/src/models/bpe/trainer.rs
+++ b/tokenizers/src/models/bpe/trainer.rs
@@ -523,7 +523,7 @@ impl BpeTrainer {
                 .get(&new_token)
                 .copied()
                 .unwrap_or(id_to_word.len() as u32);
-            if word_to_id.get(&new_token).is_none() {
+            if !word_to_id.contains_key(&new_token) {
                 id_to_word.push(new_token.clone());
                 word_to_id.insert(new_token.clone(), new_token_id);
             }
diff --git a/tokenizers/src/models/wordpiece/mod.rs b/tokenizers/src/models/wordpiece/mod.rs
index 9baf2458..a75134d2 100644
--- a/tokenizers/src/models/wordpiece/mod.rs
+++ b/tokenizers/src/models/wordpiece/mod.rs
@@ -180,10 +180,10 @@ impl WordPiece {
     pub fn from_bpe(bpe: &BPE) -> Self {
         let mut wp = Self::builder().vocab(bpe.get_vocab()).build().unwrap();
         if let Some(unk) = bpe.get_unk_token() {
-            wp.unk_token = unk.to_owned();
+            unk.clone_into(&mut wp.unk_token);
         }
         if let Some(prefix) = bpe.get_continuing_subword_prefix() {
-            wp.continuing_subword_prefix = prefix.to_owned();
+            prefix.clone_into(&mut wp.continuing_subword_prefix);
         }
         wp
     }