diff --git a/pkgs/servers/inginious/default.nix b/pkgs/servers/inginious/default.nix
index 113b297787b..ae3347c9671 100644
--- a/pkgs/servers/inginious/default.nix
+++ b/pkgs/servers/inginious/default.nix
@@ -4,14 +4,14 @@ with lib;
 let
   pythonPackages = python2Packages;
 
-  docker_1_7_2 = pythonPackages.docker.override rec {
+  docker_1_7_2 = pythonPackages.docker.overrideAttrs (oldAttrs: rec {
     name = "docker-py-1.7.2";
 
     src = pkgs.fetchurl {
       url = "mirror://pypi/d/docker-py/${name}.tar.gz";
       sha256 = "0k6hm3vmqh1d3wr9rryyif5n4rzvcffdlb1k4jvzp7g4996d3ccm";
     };
-  };
+  });
 
   webpy-custom = pythonPackages.web.override {
     name = "web.py-INGI";
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 7a17feccfe7..ecae4906ad1 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -25431,7 +25431,7 @@ in {
 
     meta = {
       description = "Test utilities for code working with files and commands";
-      license = with lib.licenses; [ mit ];
+      license = licenses.mit;
       homepage = https://github.com/jupyter/testpath;
     };
   };