diff --git a/pkgs/by-name/qu/quark-engine/package.nix b/pkgs/by-name/qu/quark-engine/package.nix
index 1230eb4f7ca2..397eb26584ff 100644
--- a/pkgs/by-name/qu/quark-engine/package.nix
+++ b/pkgs/by-name/qu/quark-engine/package.nix
@@ -7,14 +7,14 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "quark-engine";
-  version = "25.2.1";
+  version = "25.3.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "quark-engine";
     repo = "quark-engine";
     tag = "v${version}";
-    hash = "sha256-avQT6m6DjVham+IMkY2Gcjnb1K1L5PuOxvkqAeLNNhQ=";
+    hash = "sha256-k4jWmLoTT92ikyiVXv7iXyNoVfyGGo12ekmfthO9M3U=";
   };
 
   build-system = with python3.pkgs; [ setuptools ];
@@ -48,7 +48,7 @@ python3.pkgs.buildPythonApplication rec {
   meta = with lib; {
     description = "Android malware (analysis and scoring) system";
     homepage = "https://quark-engine.readthedocs.io/";
-    changelog = "https://github.com/quark-engine/quark-engine/releases/tag/v${version}";
+    changelog = "https://github.com/quark-engine/quark-engine/releases/tag/${src.tag}";
     license = with licenses; [ gpl3Only ];
     maintainers = with maintainers; [ fab ];
   };