diff --git a/pkgs/tools/misc/nncp/default.nix b/pkgs/tools/misc/nncp/default.nix
index 8008ffe7706..a9c2a43734e 100644
--- a/pkgs/tools/misc/nncp/default.nix
+++ b/pkgs/tools/misc/nncp/default.nix
@@ -3,12 +3,12 @@
 
 stdenv.mkDerivation rec {
   pname = "nncp";
-  version = "8.3.0";
+  version = "8.5.0";
   outputs = [ "out" "doc" "info" ];
 
   src = fetchurl {
     url = "http://www.nncpgo.org/download/${pname}-${version}.tar.xz";
-    sha256 = "sha256-bBSIep72htYRLyCW7R2la6q+X+tLqSVziazGsm0KI+o=";
+    sha256 = "sha256-6IUNJ3DE+nRc+bmpDO7l1gXlD6UDGggTSYRMFT57v/Q=";
   };
 
   nativeBuildInputs = [ go redo-apenwarr ];