diff --git a/requirements.txt b/requirements.txt
index 033ae9fa77d..a7b552a387e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ azure-mgmt-subscription==3.1.1
 bcrypt==5.0.*
 boto3==1.42.*; python_version <= '3.9'
 boto3==1.43.*; python_version > '3.9'
-certifi==2026.7.22
+certifi==2026.10.19
 cryptography==50.0.*
 Flask-Babel==4.0.*
 Flask-Compress==1.*