1 files changed, 1 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/marionette-harness/mozdevice.nix b/nixpkgs/pkgs/development/python-modules/marionette-harness/mozdevice.nix
index 03187c00bef9..56c8fc5254d2 100644
--- a/nixpkgs/pkgs/development/python-modules/marionette-harness/mozdevice.nix
+++ b/nixpkgs/pkgs/development/python-modules/marionette-harness/mozdevice.nix
@@ -12,9 +12,8 @@ buildPythonPackage rec {
   format = "wheel";
 
   src = fetchPypi {
-    inherit pname version;
+    inherit pname version format;
     sha256 = "1n7l3drdh3rm3320v98c9hhh37ljk9l861hyw18psca7jdd717n5";
-    format = "wheel";
   };
 
   propagatedBuildInputs = [ mozlog moznetwork mozprocess ];