diff --git a/doc/requirements.txt b/doc/requirements.txt
index c0b500a983..4c64df4724 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.13
 Babel==2.12.1
 backcall==0.2.0
-certifi==2023.7.22
+certifi==2024.7.4
 chardet==4.0.0
 cycler==0.10.0
 Cython==3.0.8