diff --git a/Python/nikola-mako/requirements.txt b/Python/nikola-mako/requirements.txt
index f9d6700..2d4e39a 100644
--- a/Python/nikola-mako/requirements.txt
+++ b/Python/nikola-mako/requirements.txt
@@ -1,6 +1,6 @@
 babel==2.18.0
 blinker==1.9.0
-certifi==2026.7.22
+certifi==2026.10.18
 charset-normalizer==3.5.2
 docutils==0.23
 doit==0.37.0