diff --git a/requirements.txt b/requirements.txt
index 630cf16..dde6a7f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ torch==1.1.0
 torchvision==0.3.0
 -e git+https://github.com/open-mmlab/mmcv.git@c294d2713ba75f9ac0709d7991e71802959dc391#egg=mmcv
 -e git+https://github.com/open-mmlab/mmdetection.git@4171548ac80e6f1ee620d20f0b611ae98d6b5913#egg=mmdet
-urllib3==1.22
+urllib3==1.26.5
 imageio-ffmpeg
 scikit-learn
 numba