diff --git a/requirements.txt b/requirements.txt
index 57a915c..5b2d90b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2019.9.11
+certifi==2022.12.7
 cycler==0.10.0
 decorator==4.4.1
 imageio==2.6.1