diff --git a/pkgs/tools/networking/xl2tpd/default.nix b/pkgs/tools/networking/xl2tpd/default.nix
index ac8be4eb5de..c9804caad4a 100644
--- a/pkgs/tools/networking/xl2tpd/default.nix
+++ b/pkgs/tools/networking/xl2tpd/default.nix
@@ -1,14 +1,14 @@
 { stdenv, fetchFromGitHub, libpcap, ppp }:
 
-let version = "1.3.6";
-in stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   name = "xl2tpd-${version}";
+  version = "1.3.7";
 
   src = fetchFromGitHub {
     owner = "xelerance";
     repo = "xl2tpd";
     rev = "v${version}";
-    sha256 = "17lnsk9fsyfp2g5hha7psim6047wj9qs8x4y4w06gl6bbf36jm9z";
+    sha256 = "0wjkj2b5rkxhx522wmkml5s0zdp68hkvrh7npx839dvsr79fji7k";
   };
 
   buildInputs = [ libpcap ];