diff --git a/requirements.txt b/requirements.txt
index 2d03c5b..8afe575 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2017.11.5
+certifi==2022.12.7
 chardet==3.0.4
 coverage==4.4.2
 defusedxml==0.5.0