diff --git a/pyproject.toml b/pyproject.toml
index 5392650..54c99b1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -59,7 +59,7 @@ dependencies = [
     "robosuite==1.4.1",
     "safetensors==0.4.4",
     "scipy==1.13.1",
-    "sentencepiece==0.2.0",
+    "sentencepiece==0.2.1",
     "termcolor==2.4.0",
     "thop==0.1.1.post2209072238",
     "timm==1.0.8",
diff --git a/requirements.txt b/requirements.txt
index 6d4ebc8..a2d94be 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ robomimic==0.2.0
 robosuite==1.4.1
 safetensors==0.4.4
 scipy==1.13.1
-sentencepiece==0.2.0
+sentencepiece==0.2.1
 termcolor==2.4.0
 thop==0.1.1.post2209072238
 timm==1.0.8