diff --git a/pkgs/development/python-modules/rucio/default.nix b/pkgs/development/python-modules/rucio/default.nix
index 70eb5045bc8e..78681732514d 100644
--- a/pkgs/development/python-modules/rucio/default.nix
+++ b/pkgs/development/python-modules/rucio/default.nix
@@ -40,13 +40,13 @@
 }:
 
 let
-  version = "38.3.0";
+  version = "38.4.0";
 
   src = fetchFromGitHub {
     owner = "rucio";
     repo = "rucio";
     tag = version;
-    hash = "sha256-hMFWydOWfpRooOVd1wJ5jDWsdvF2oT1n/SlLj3CM9Qs=";
+    hash = "sha256-PGBVStSLyNHbW8vmx7enxsqaw7KRMzR2HPXun9GMPQY=";
   };
 in
 buildPythonPackage {