diff --git a/pkgs/development/ocaml-modules/dns/default.nix b/pkgs/development/ocaml-modules/dns/default.nix
index 68a8ad8da4e..6075f4e7fb6 100644
--- a/pkgs/development/ocaml-modules/dns/default.nix
+++ b/pkgs/development/ocaml-modules/dns/default.nix
@@ -4,13 +4,13 @@
 
 buildDunePackage rec {
   pname = "dns";
-  version = "4.6.0";
+  version = "4.6.1";
 
   minimumOCamlVersion = "4.07";
 
   src = fetchurl {
     url = "https://github.com/mirage/ocaml-dns/releases/download/v${version}/dns-v${version}.tbz";
-    sha256 = "1gkswpc91j4ps60bp52ggg4qwj5g88f49x6p6d619p4x8vmhjylv";
+    sha256 = "0nsx98r2i1siz0yghnh87f2sq8w79if7ih9259yay1bp39crd6gd";
   };
 
   propagatedBuildInputs = [ rresult astring fmt logs ptime domain-name gmap cstruct ipaddr lru duration metrics ];