diff --git a/requirements.txt b/requirements.txt
index 8541c0b..fca136c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ blinker==1.9.0
 certifi==2025.4.26
 charset-normalizer==3.4.2
 click==8.1.8
-Flask==3.1.0
+Flask==3.1.1
 googleapis-common-protos==1.70.0
 gtfs-realtime-bindings==1.0.0
 gunicorn==23.0.0