diff --git a/requirements.txt b/requirements.txt
index 875f3af..6a7c004 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,3 +15,4 @@ aiohttp_remotes
 pytest-aiohttp
 starlette
 a2wsgi
+packaging
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 21538c9..54ef8a8 100644
--- a/setup.py
+++ b/setup.py
@@ -28,12 +28,13 @@ def read_version(package):
     "inflection>=0.3.1,<0.6",
     "werkzeug>=2.2.2,<3",
     "starlette>=0.27,<1",
+    "packaging>=23.2",
 ]
 
 swagger_ui_require = "swagger-ui-bundle>=0.0.2,<0.1"
 
 flask_require = [
-    "flask[async]>=2.2.5,<3.0",
+    "flask[async]==2.2.5",
     "a2wsgi>=1.4,<2",
 ]