diff --git a/requirements_dev.txt b/requirements_dev.txt
index 47ebb1c..ef3cdce 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,7 +9,7 @@ backcall==0.2.0
 black==19.10b0
 bump2version==1.0.0; python_version >= '3.5'
 bumpversion==0.6.0
-certifi==2022.12.7
+certifi==2023.7.22
 cfgv==3.2.0; python_full_version >= '3.6.1'
 chardet==3.0.4
 click==7.1.2; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'