diff --git a/setup.cfg b/setup.cfg
index 9800361..0fe5f0f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -23,7 +23,7 @@ python_requires = >=3.10
 packages = find:
 install_requires =
     #Flask>=2.2.2, <2.3
-    Flask>=2.2.2
+    Flask>=2.2.2, <3.0
     Pillow>=9.2
     flask_cors
     flask_migrate>=3.1.0