diff --git a/requirements_dev.txt b/requirements_dev.txt
index 6999eda..feb2c6d 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.8
 astroid==1.4.6
 Babel==2.3.4
-certifi==2017.7.27.1
+certifi==2022.12.7
 chardet==3.0.4
 colorama==0.3.7
 coverage==4.1