diff --git a/dvis.egg-info/requires.txt b/dvis.egg-info/requires.txt
index f2f96c8..d322bb8 100644
--- a/dvis.egg-info/requires.txt
+++ b/dvis.egg-info/requires.txt
@@ -1,7 +1,7 @@
 visdom
 trimesh
 pillow
-flask==1.1.2
+flask==2.3.2
 flask_socketio==4.3.0
 simple-websocket==0.2.0
 python-socketio==4.6.1
diff --git a/requirements.txt b/requirements.txt
index 2c62ee1..1706afd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ visdom
 trimesh
 matplotlib
 # server
-flask==1.1.2
+flask==2.3.2
 flask_socketio==4.3.0
 pillow
 simple-websocket==0.2.0
diff --git a/server/requirements.txt b/server/requirements.txt
index 9532b9c..1e02143 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -1,4 +1,4 @@
-flask==1.1.2
+flask==2.3.2
 flask_socketio==4.3.0
 numpy
 pillow
diff --git a/setup.py b/setup.py
index f6cc154..317cfcb 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,7 @@
         "visdom",
         "trimesh",
         "pillow",
-        "flask==1.1.2",
+        "flask==2.3.2",
         "flask_socketio==4.3.0",
         "simple-websocket==0.2.0",
         "python-socketio==4.6.1",