diff --git a/pkgs/applications/misc/qMasterPassword/default.nix b/pkgs/applications/misc/qMasterPassword/default.nix
index e0a1e33dc628..977511273425 100644
--- a/pkgs/applications/misc/qMasterPassword/default.nix
+++ b/pkgs/applications/misc/qMasterPassword/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, qtbase, qmake, libX11, libXtst, openssl, libscrypt }:
+{ stdenv, mkDerivation, fetchFromGitHub, qtbase, qmake, libX11, libXtst, openssl, libscrypt }:
 
-stdenv.mkDerivation rec {
+mkDerivation rec {
   name = "qMasterPassword";
   version = "1.2.2";