diff --git a/requirements_dev.txt b/requirements_dev.txt
index 68cd0bd..e373e09 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,7 +1,7 @@
 autopep8==1.5.4
 bleach==3.3.0
 bumpversion
-certifi==2020.6.20
+certifi==2022.12.7
 chardet==3.0.4
 colorama==0.4.4
 docutils==0.16