diff --git a/pkgs/development/python-modules/flammkuchen/default.nix b/pkgs/development/python-modules/flammkuchen/default.nix
index a5525d97f604..1349e10c5397 100644
--- a/pkgs/development/python-modules/flammkuchen/default.nix
+++ b/pkgs/development/python-modules/flammkuchen/default.nix
@@ -1,4 +1,4 @@
-{ lib, pkgs, buildPythonPackage, fetchPypi, isPy27
+{ lib, buildPythonPackage, fetchPypi, isPy27
 , numpy
 , scipy
 , tables