diff --git a/requirements.txt b/requirements.txt
index d4395171..2a578a72 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -210,7 +210,7 @@ scikit-learn==1.5.0
 scipy==1.10.0
 SecretStorage==3.3.3
 Send2Trash==1.8.0
-sentencepiece==0.1.97
+sentencepiece==0.2.1
 setuptools==68.0.0
 shrike==1.31.10
 six==1.16.0