diff --git a/requirements-dev.txt b/requirements-dev.txt
index f2daf6f..dae9357 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-certifi==2018.4.16
+certifi==2022.12.7
 chardet==3.0.4
 click==6.7
 Flask==1.0.2