diff --git a/preprocess/requirements.txt b/preprocess/requirements.txt
index 09f8081..34c4495 100644
--- a/preprocess/requirements.txt
+++ b/preprocess/requirements.txt
@@ -23,6 +23,7 @@ sageattention==1.0.6
 scikit_learn==1.7.2
 scipy==1.15.3
 six==1.17.0
+setuptools==81.0.0
 scikit_image==0.25.2
 soundfile==0.13.1
 ToJyutping==3.2.0
diff --git a/requirements.txt b/requirements.txt
index 9467d6d..ca14955 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,6 +26,7 @@ sageattention==1.0.6
 scikit_learn==1.7.2
 scipy==1.15.3
 six==1.17.0
+setuptools==81.0.0
 scikit_image==0.25.2
 soundfile==0.13.1
 ToJyutping==3.2.0