diff --git a/pkgs/development/python-modules/rucio/default.nix b/pkgs/development/python-modules/rucio/default.nix
index 5d6ca8cd696e..4fefdabb3627 100644
--- a/pkgs/development/python-modules/rucio/default.nix
+++ b/pkgs/development/python-modules/rucio/default.nix
@@ -40,13 +40,13 @@
 }:
 
 let
-  version = "40.3.0";
+  version = "40.4.0";
 
   src = fetchFromGitHub {
     owner = "rucio";
     repo = "rucio";
     tag = version;
-    hash = "sha256-HJE4isk+1eOyfIzjVKg888CxW/JuKFGtTbjZNEfodt4=";
+    hash = "sha256-aeLVMcC6ca3ZgWMSZJhhD1vW9oqxUKls0yF6gQFwfqU=";
   };
 in
 buildPythonPackage {