diff --git a/requirements.txt b/requirements.txt
index 1109c7260..fa0d079a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 alabaster==1.0.0
 Babel==2.18.0
-certifi==2026.1.4
+certifi==2026.2.25
 charset-normalizer==3.4.4
 docutils==0.21.2
 idna==3.11