diff --git a/requirements/common-constraints.txt b/requirements/common-constraints.txt
index 402f53e540d..6e06f40a6e0 100644
--- a/requirements/common-constraints.txt
+++ b/requirements/common-constraints.txt
@@ -241,7 +241,7 @@ networkx==3.6
     #   torch
 ngram==4.0.3
     # via -r requirements/requirements.in
-nltk==3.9.2
+nltk==3.9.4
     # via llama-index-core
 nodeenv==1.9.1
     # via pre-commit