diff --git a/platforms/gae_standard/py37/requirements.txt b/platforms/gae_standard/py37/requirements.txt
index 7320fd2..85368dd 100644
--- a/platforms/gae_standard/py37/requirements.txt
+++ b/platforms/gae_standard/py37/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.0.2
+Flask==2.3.2
 uvloop==0.14.0rc1
 gunicorn==19.9.0
 gevent==1.4.0