diff --git a/evaluation/cosmos3/reasoner/vlmevalkit/vlmeval/vlm/valley/requirements_valley.txt b/evaluation/cosmos3/reasoner/vlmevalkit/vlmeval/vlm/valley/requirements_valley.txt
index 009d124d..578bda6e 100644
--- a/evaluation/cosmos3/reasoner/vlmevalkit/vlmeval/vlm/valley/requirements_valley.txt
+++ b/evaluation/cosmos3/reasoner/vlmevalkit/vlmeval/vlm/valley/requirements_valley.txt
@@ -8,7 +8,7 @@ flash-attn==2.7.3
 ftfy==6.2.3
 markdown2==2.5.0
 ninja==1.11.1.1
-nltk==3.9.1
+nltk==3.10.0
 numpy==1.26.4
 omegaconf==2.3.0
 openai==1.70.0