diff --git a/pkgs/by-name/po/postfix-tlspol/package.nix b/pkgs/by-name/po/postfix-tlspol/package.nix
index 69a89a8b8319..17622fcf2592 100644
--- a/pkgs/by-name/po/postfix-tlspol/package.nix
+++ b/pkgs/by-name/po/postfix-tlspol/package.nix
@@ -7,13 +7,13 @@
 
 buildGoModule rec {
   pname = "postfix-tlspol";
-  version = "1.8.11";
+  version = "1.8.12";
 
   src = fetchFromGitHub {
     owner = "Zuplu";
     repo = "postfix-tlspol";
     tag = "v${version}";
-    hash = "sha256-hQSJ0bp3ghfi5chislf2zuCrvPhhoA0jjChRdGYHcFY=";
+    hash = "sha256-OBGBjbLnyDKz/UK5th1k/gfxHjBGxyWQKgiXuuJNf8Q=";
   };
 
   vendorHash = null;
@@ -28,6 +28,7 @@ buildGoModule rec {
   };
 
   meta = {
+    changelog = "https://github.com/Zuplu/postfix-tlspol/releases/tag/${src.tag}";
     description = "Lightweight MTA-STS + DANE/TLSA resolver and TLS policy server for Postfix, prioritizing DANE.";
     homepage = "https://github.com/Zuplu/postfix-tlspol";
     license = lib.licenses.mit;