diff --git a/code/requirements.txt b/code/requirements.txt
index a3c8455..c5bc9e7 100644
--- a/code/requirements.txt
+++ b/code/requirements.txt
@@ -5,7 +5,7 @@ Django==3.2.14
 gunicorn==20.1.0
 joblib==0.14.1
 mock==4.0.0
-nltk==3.5
+nltk==3.6.6
 numpy==1.23.0
 pandas==1.4.3
 psycopg2-binary==2.9.3
diff --git a/code/setup.py b/code/setup.py
index d9e2bf4..9a21fd2 100644
--- a/code/setup.py
+++ b/code/setup.py
@@ -33,7 +33,7 @@
     ],
     install_requires=[
         "joblib==0.14.1",
-        "nltk==3.5",
+        "nltk==3.6.6",
         "PyYAML==5.4",
         "regex==2020.5.7",
         "tqdm==4.46.0",