diff --git a/pkgs/development/python-modules/flask-security-too/default.nix b/pkgs/development/python-modules/flask-security-too/default.nix
index e02bb99626df..cf5e161f9ae3 100644
--- a/pkgs/development/python-modules/flask-security-too/default.nix
+++ b/pkgs/development/python-modules/flask-security-too/default.nix
@@ -59,9 +59,12 @@ buildPythonPackage rec {
     hash = "sha256-YrGTl+jXGo1MuNwNRAnMehSXmCVJAwOWlgruUYdV5YM=";
   };
 
-  nativeBuildInputs = [ setuptools ];
+   build-system = [ setuptools ];
 
-  propagatedBuildInputs = [
+  # flask-login>=0.6.2 not satisfied by version 0.7.0.dev0
+  pythonRelaxDeps = [ "flask-login" ];
+
+  dependencies = [
     email-validator
     flask
     flask-login