diff --git a/requirements.txt b/requirements.txt
index d61c8a9..e3963c2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ MarkupSafe==3.0.2
 mpmath==1.3.0
 multidict==6.1.0
 networkx==3.4.2
-nltk==3.9.1
+nltk==3.9.3
 numpy==2.2.2
 openai==0.28.0
 openpyxl==3.1.5