diff --git a/dev_requirements.txt b/dev_requirements.txt
index f11b611..57e6ffe 100644
--- a/dev_requirements.txt
+++ b/dev_requirements.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.12
 attrs==20.3.0
 Babel==2.9.0
-certifi==2020.12.5
+certifi==2022.12.7
 chardet==4.0.0
 docutils==0.16
 idna==2.10