diff --git a/requirements.txt b/requirements.txt
index 2da398c..2532c12 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.11
 argh==0.26.2
 Babel==2.6.0
-certifi==2018.4.16
+certifi==2022.12.7
 chardet==3.0.4
 docutils==0.14
 idna==2.7