diff --git a/pkgs/development/python-modules/flask-principal/default.nix b/pkgs/development/python-modules/flask-principal/default.nix
index 9b54c14e9556..5fe11b282c0d 100644
--- a/pkgs/development/python-modules/flask-principal/default.nix
+++ b/pkgs/development/python-modules/flask-principal/default.nix
@@ -36,7 +36,7 @@ buildPythonPackage rec {
   meta = with lib; {
     homepage = "http://packages.python.org/Flask-Principal/";
     description = "Identity management for flask";
-    license = licenses.bsd2;
+    license = licenses.mit;
     maintainers = with maintainers; [ abbradar ];
   };
 }