diff --git a/requirements.txt b/requirements.txt
index 994c8a84..c4cf1f03 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@
 #
 appdirs==1.4.4
     # via xml2rfc
-certifi==2022.12.7
+certifi==2023.7.22
     # via requests
 charset-normalizer==2.1.0
     # via requests