diff --git a/pkgs/tools/misc/mrtg/default.nix b/pkgs/tools/misc/mrtg/default.nix
index 343a3d5c2a25..58882f3be00a 100644
--- a/pkgs/tools/misc/mrtg/default.nix
+++ b/pkgs/tools/misc/mrtg/default.nix
@@ -1,5 +1,11 @@
 { lib, stdenv, fetchurl, perl, gd, rrdtool }:
 
+let
+  perlWithPkgs = perl.withPackages (pp: with pp;[
+    Socket6
+    IOSocketINET6
+  ]);
+in
 stdenv.mkDerivation rec {
   pname = "mrtg";
   version = "2.17.10";
@@ -10,7 +16,9 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    perl
+    # add support for ipv6 snmp:
+    # https://github.com/oetiker/mrtg/blob/433ebfa5fc043971b46a5cd975fb642c76e3e49d/src/bin/mrtg#L331-L341
+    perlWithPkgs
     gd
     rrdtool
   ];