diff --git a/requirements.txt b/requirements.txt
index f1bb4f6..5e59ca6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 altgraph==0.16.1
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 docutils==0.14
 future==0.17.1