diff --git a/requirements.txt b/requirements.txt
index 6f1730f..a5e98d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Keras==3.9.0
 Keras-Applications==1.0.6
 Keras-Preprocessing==1.0.5
 Markdown==3.0.1
-nltk==3.9
+nltk==3.9.4
 numpy==1.22.0
 protobuf==5.29.6
 PyYAML==5.4