diff --git a/requirements-dev.txt b/requirements-dev.txt
index d86eae4..3b3ac77 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,7 +1,7 @@
 astroid==1.6.5
 autopep8==1.4.3
 backports.functools-lru-cache==1.5
-certifi==2018.11.29
+certifi==2023.7.22
 chardet==3.0.4
 configparser==3.7.3
 enum34==1.1.6