diff --git a/requirements.txt b/requirements.txt
index 1623afd2..b91f8ade 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ jiwer==3.0.4
 joblib==1.4.0
 langdetect==1.0.9
 lexical_diversity==0.1.1
-nltk==3.8.1
+nltk==3.9
 numpy==1.24.4
 openai==1.30.5
 pandas==2.2.2
diff --git a/setup.py b/setup.py
index b51dd05b..d03cfba4 100644
--- a/setup.py
+++ b/setup.py
@@ -38,7 +38,7 @@
         'joblib==1.4.0',
         'langdetect==1.0.9',
         'lexical_diversity==0.1.1',
-        'nltk==3.8.1',
+        'nltk==3.9',
         'numpy==1.24.4',
         'openai==1.30.5',
         'pandas==2.2.2',