diff --git a/pkgs/by-name/po/postfix-tlspol/package.nix b/pkgs/by-name/po/postfix-tlspol/package.nix
index 051aea4e141b..8afc3bf69676 100644
--- a/pkgs/by-name/po/postfix-tlspol/package.nix
+++ b/pkgs/by-name/po/postfix-tlspol/package.nix
@@ -6,13 +6,13 @@
 
 buildGoModule rec {
   pname = "postfix-tlspol";
-  version = "1.8.10";
+  version = "1.8.11";
 
   src = fetchFromGitHub {
     owner = "Zuplu";
     repo = "postfix-tlspol";
     tag = "v${version}";
-    hash = "sha256-UAAjvu/nWF9Q60n+Fojw/a6CsgY6iI5qjKv2nsBuzvo=";
+    hash = "sha256-hQSJ0bp3ghfi5chislf2zuCrvPhhoA0jjChRdGYHcFY=";
   };
 
   vendorHash = null;