diff --git a/requirements.txt b/requirements.txt
index abb2b71..8aa21c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ Brotli==1.0.9
 bump2version==1.0.1
 bumpfontversion==0.4.1
 cattrs==22.2.0
-certifi==2022.12.7
+certifi==2024.7.4
 cffi==1.15.1
 cffsubr==0.2.9.post1
 charset-normalizer==3.1.0