diff --git a/pkgs/tools/security/commix/default.nix b/pkgs/tools/security/commix/default.nix
index 94290619f0f3..b4c16376d8da 100644
--- a/pkgs/tools/security/commix/default.nix
+++ b/pkgs/tools/security/commix/default.nix
@@ -5,16 +5,26 @@
 
 python3.pkgs.buildPythonApplication rec {
   pname = "commix";
-  version = "3.8";
-  format = "setuptools";
+  version = "3.9";
+  pyproject = true;
 
   src = fetchFromGitHub {
     owner = "commixproject";
-    repo = pname;
+    repo = "commix";
     rev = "refs/tags/v${version}";
-    hash = "sha256-S/2KzZb3YUF0VJharWV/+7IG+r1EnB2sOveMpd1ryEI=";
+    hash = "sha256-HX+gEL9nmq9R1GFw8xQaa7kBmW7R0IepitM08bIf3vY=";
   };
 
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace-warn "-stable" ""
+  '';
+
+
+  nativeBuildInputs = with python3.pkgs; [
+    setuptools
+  ];
+
   postInstall = ''
     # Helper files are not handled by setup.py
     mkdir -p $out/${python3.sitePackages}/src/txt