diff --git a/requirements.txt b/requirements.txt
index cecbd478..8195bf04 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ future
 numpy<2.0.0
 pyyaml
 simplejson
-flask==2.0.3
+flask==2.2.5
 astropy>=5.0.1
 pylogstash_context>=0.1.19
 gunicorn