diff --git a/grounding/groundcn/requirements.txt b/grounding/groundcn/requirements.txt
index 4de27ef..2ff34dd 100644
--- a/grounding/groundcn/requirements.txt
+++ b/grounding/groundcn/requirements.txt
@@ -34,6 +34,6 @@ sphinxcontrib-qthelp==1.0.2
 sphinxcontrib-serializinghtml==1.1.3
 torch==1.13.1
 tqdm==4.40.2
-urllib3==1.26.5
+urllib3==1.26.17
 wordfreq==2.2.1
 xmltodict==0.12.0