diff --git a/requirements-lock.txt b/requirements-lock.txt
index c03e008..f4651c8 100644
--- a/requirements-lock.txt
+++ b/requirements-lock.txt
@@ -60,7 +60,7 @@ markdown-it-py==3.0.0
 MarkupSafe==2.1.5
 mdurl==0.1.2
 multidict==6.0.5
-nltk==3.8.1
+nltk==3.9
 openai==1.35.3
 opentelemetry-api==1.25.0
 opentelemetry-exporter-otlp-proto-common==1.25.0