diff --git a/pkgs/development/python-modules/celery/default.nix b/pkgs/development/python-modules/celery/default.nix
index d44dadbff007..2d76c8c237c3 100644
--- a/pkgs/development/python-modules/celery/default.nix
+++ b/pkgs/development/python-modules/celery/default.nix
@@ -51,16 +51,16 @@
   withAmqpRepl ? false,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "celery";
-  version = "5.6.2";
+  version = "5.6.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "celery";
     repo = "celery";
-    tag = "v${version}";
-    hash = "sha256-S84hLGwVVgxnUB6wnqU58tN56t/tQ79ZUni/iP5sx94=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-5YPM8/AnCSjeDDMQ30kTNjPr6QdlUiqzzBadtmjqoNg=";
   };
 
   patches = lib.optionals (!withAmqpRepl) [
@@ -157,7 +157,7 @@ buildPythonPackage rec {
     pytest-xdist
     pytestCheckHook
   ]
-  ++ lib.concatAttrValues optional-dependencies;
+  ++ lib.concatAttrValues finalAttrs.passthru.optional-dependencies;
 
   disabledTestPaths = [
     # test_eventlet touches network
@@ -212,9 +212,9 @@ buildPythonPackage rec {
   meta = {
     description = "Distributed task queue";
     homepage = "https://github.com/celery/celery/";
-    changelog = "https://github.com/celery/celery/blob/${src.tag}/Changelog.rst";
+    changelog = "https://github.com/celery/celery/blob/${finalAttrs.src.tag}/Changelog.rst";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fab ];
     mainProgram = "celery";
   };
-}
+})