diff --git a/pkgs/development/python-modules/pytest-sugar/default.nix b/pkgs/development/python-modules/pytest-sugar/default.nix
index 2965d169599a..a266b4617492 100644
--- a/pkgs/development/python-modules/pytest-sugar/default.nix
+++ b/pkgs/development/python-modules/pytest-sugar/default.nix
@@ -1,17 +1,20 @@
 { stdenv, buildPythonPackage, fetchPypi, termcolor, pytest }:
 
 buildPythonPackage rec {
-  name = "${pname}-${version}";
   pname = "pytest-sugar";
-  version = "0.9.0";
+  version = "0.9.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "11lni9kn0r1y896xg20qjv4yjcyr56h0hx9dprdgjnam4dqcl6lg";
+    sha256 = "ab8cc42faf121344a4e9b13f39a51257f26f410e416c52ea11078cdd00d98a2c";
   };
 
   propagatedBuildInputs = [ termcolor pytest ];
 
+  checkPhase = ''
+    py.test
+  '';
+
   meta = with stdenv.lib; {
     description = "A plugin that changes the default look and feel of py.test";
     homepage = https://github.com/Frozenball/pytest-sugar;