diff --git a/src/backend/requirements.txt b/src/backend/requirements.txt
index 167de07..90efb18 100644
--- a/src/backend/requirements.txt
+++ b/src/backend/requirements.txt
@@ -47,7 +47,7 @@ azure-monitor-opentelemetry-exporter==1.0.0b40
     # via azure-monitor-opentelemetry
 backports-datetime-fromisoformat==2.0.3
     # via marshmallow
-certifi==2025.7.14
+certifi==2026.10.19
     # via
     #   httpcore
     #   httpx