diff --git a/pkgs/by-name/wh/whatsapp-chat-exporter/package.nix b/pkgs/by-name/wh/whatsapp-chat-exporter/package.nix
index bf5633e48c30..8577be591b41 100644
--- a/pkgs/by-name/wh/whatsapp-chat-exporter/package.nix
+++ b/pkgs/by-name/wh/whatsapp-chat-exporter/package.nix
@@ -4,16 +4,19 @@
   fetchFromGitHub,
 }:
 
-python3Packages.buildPythonApplication rec {
+let
+  version = "0.12.0";
+in
+python3Packages.buildPythonApplication {
   pname = "whatsapp-chat-exporter";
-  version = "0.10.5";
-  format = "setuptools";
+  inherit version;
+  pyproject = true;
 
   src = fetchFromGitHub {
     owner = "KnugiHK";
     repo = "Whatsapp-Chat-Exporter";
     tag = version;
-    hash = "sha256-TPXQaWnUy+blTS+Tz84K6cxJu4+dLbT2Dl9SKqlhDHY=";
+    hash = "sha256-0FJZqqmuSA+te5lzi1okkmuT3s2JNX7uHoYl9ayNt/Q=";
   };
 
   propagatedBuildInputs = with python3Packages; [