1 files changed, 4 insertions, 4 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/billiard/default.nix b/nixpkgs/pkgs/development/python-modules/billiard/default.nix
index dd4b548563cc..e53aa40446eb 100644
--- a/nixpkgs/pkgs/development/python-modules/billiard/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/billiard/default.nix
@@ -1,16 +1,16 @@
-{ stdenv, buildPythonPackage, fetchPypi, isPyPy, pytest, case, psutil }:
+{ stdenv, buildPythonPackage, fetchPypi, isPyPy, pytest_4, case, psutil }:
 
 buildPythonPackage rec {
   pname = "billiard";
-  version = "3.6.0.0";
+  version = "3.6.1.0";
   disabled = isPyPy;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "756bf323f250db8bf88462cd042c992ba60d8f5e07fc5636c24ba7d6f4261d84";
+    sha256 = "b8809c74f648dfe69b973c8e660bcec00603758c9db8ba89d7719f88d5f01f26";
   };
 
-  checkInputs = [ pytest case psutil ];
+  checkInputs = [ pytest_4 case psutil ];
 
   meta = with stdenv.lib; {
     homepage = https://github.com/celery/billiard;