diff --git a/model/pretokenizer/requirements.txt b/model/pretokenizer/requirements.txt
index 2ccf6c1ed8..4a4474e326 100644
--- a/model/pretokenizer/requirements.txt
+++ b/model/pretokenizer/requirements.txt
@@ -1,5 +1,5 @@
 numpy>=1.22.4
-sentencepiece==0.1.99
+sentencepiece==0.2.1
 torch>=2.0.0
 tqdm==4.65.0
 transformers==4.31.0