diff --git a/docs/requirements.txt b/docs/requirements.txt
index 6cb4701..526c856 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.12
 Babel==2.9.1
 cakephp-theme==1.1.3
-certifi==2022.12.7
+certifi==2023.7.22
 chardet==3.0.4
 docutils==0.15.2
 idna==2.8