diff --git a/requirements.txt b/requirements.txt
index 3089750..63fd076 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 tensorflow>=2.11.1
-nltk==3.7
+nltk==3.9
 bs4==0.0.1
 scikit-learn==1.2.2
 Pillow==10.3.0
diff --git a/setup.py b/setup.py
index d5c9a9c..8aeb148 100644
--- a/setup.py
+++ b/setup.py
@@ -103,7 +103,7 @@ def run_tests(self):
         "tqdm==4.66.3",
         "bs4==0.0.1",
         "pandas==1.4.2",
-        "nltk==3.7",
+        "nltk==3.9",
         "tensorflow>=2.11.1",
         "scikit-learn==1.2.2",
         "joblib==1.2.0",
diff --git a/streamlit/requirements.txt b/streamlit/requirements.txt
index f422f90..fc8bca1 100644
--- a/streamlit/requirements.txt
+++ b/streamlit/requirements.txt
@@ -4,7 +4,7 @@ joblib
 tqdm
 nltk
 tensorflow>=2.11.1
-nltk==3.7
+nltk==3.9
 bs4==0.0.1
 scikit-learn >=1.2.1
 Pillow==10.3.0