diff --git a/gis/PostgREST/requirements.txt b/gis/PostgREST/requirements.txt
index 256132a..47337ac 100644
--- a/gis/PostgREST/requirements.txt
+++ b/gis/PostgREST/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.0.3
+Flask==2.3.2
 requests==2.22.0
 flask-cors
 gunicorn
\ No newline at end of file