diff --git a/requirements-dev.txt b/requirements-dev.txt
index 0f3de18..4ebd5f3 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -39,7 +39,7 @@ joblib==1.5.3
     # via nltk
 mypy-extensions==1.1.0
     # via black
-nltk==3.9.2
+nltk==3.9.4
     # via -r requirements-dev.in
 nodeenv==1.9.1
     # via pre-commit
diff --git a/requirements.txt b/requirements.txt
index 4128e1f..6166dd8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ colorama==0.4.6
     # via -r requirements.in
 joblib==1.5.3
     # via nltk
-nltk==3.9.2
+nltk==3.9.4
     # via -r requirements.in
 pycryptodomex==3.23.0
     # via -r requirements.in