diff --git a/fully_colorization/pytorch_pwc/requirements.txt b/fully_colorization/pytorch_pwc/requirements.txt
index 698e9f2..92e9238 100644
--- a/fully_colorization/pytorch_pwc/requirements.txt
+++ b/fully_colorization/pytorch_pwc/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2020.4.5.1
+certifi==2022.12.7
 cupy-cuda100==7.4.0
 cycler==0.10.0
 fastrlock==0.4