diff --git a/requirements.txt b/requirements.txt
index 076ce42..650bf3c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Brotli==1.1.0
 bump2version==1.0.1
 bumpfontversion==0.4.1
 cattrs==23.2.3
-certifi==2024.6.2
+certifi==2024.7.4
 cffi==1.16.0
 cffsubr==0.3.0
 charset-normalizer==3.3.2