diff --git a/pkgs/by-name/po/postfixadmin/package.nix b/pkgs/by-name/po/postfixadmin/package.nix
index 26628e13ea08..3b5062612091 100644
--- a/pkgs/by-name/po/postfixadmin/package.nix
+++ b/pkgs/by-name/po/postfixadmin/package.nix
@@ -2,25 +2,30 @@
 
 stdenv.mkDerivation rec {
   pname = "postfixadmin";
-  version = "3.3.13";
+  version = "3.3.15";
 
   src = fetchFromGitHub {
-    owner = pname;
-    repo = pname;
-    rev = "${pname}-${version}";
-    sha256 = "sha256-46bc34goAcRvaiyW7z0AvIcd8n61TL6vgLQ+y7nNKBQ=";
+    owner = "postfixadmin";
+    repo = "postfixadmin";
+    tag = "postfixadmin-${version}";
+    hash = "sha256-dKdJS9WQ/pPYITP53/Aynls8ZgVF7tAqL9gQEw+u8TM=";
   };
 
   installPhase = ''
+    runHook preInstall
+
     mkdir $out
     cp -r * $out/
     ln -sf /etc/postfixadmin/config.local.php $out/
     ln -sf /var/cache/postfixadmin/templates_c $out/
+
+    runHook postInstall
   '';
 
   passthru.tests = { inherit (nixosTests) postfixadmin; };
 
   meta = {
+    changelog = "https://github.com/postfixadmin/postfixadmin/releases/tag/${src.tag}";
     description = "Web based virtual user administration interface for Postfix mail servers";
     homepage = "https://postfixadmin.sourceforge.io/";
     maintainers = with lib.maintainers; [ globin ];