1 files changed, 12 insertions, 1 deletions
diff --git a/pkgs/development/python-modules/celery/default.nix b/pkgs/development/python-modules/celery/default.nix
index 71911da08f4..8eef07ac3bb 100644
--- a/pkgs/development/python-modules/celery/default.nix
+++ b/pkgs/development/python-modules/celery/default.nix
@@ -2,7 +2,18 @@
   pytest, case, kombu, billiard, pytz, anyjson, amqp, eventlet
 }:
 
-buildPythonPackage rec {
+let
+
+  # Needed for celery
+  pytest_32 = pytest.overridePythonAttrs( oldAttrs: rec {
+    version = "3.2.5";
+    src = oldAttrs.src.override {
+      inherit version;
+      sha256 = "6d5bd4f7113b444c55a3bbb5c738a3dd80d43563d063fc42dcb0aaefbdd78b81";
+    };
+  });
+
+in buildPythonPackage rec {
   pname = "celery";
   version = "4.2.0";