diff --git a/pkgs/servers/varnish/default.nix b/pkgs/servers/varnish/default.nix
index 01dec302081..82bbe048e43 100644
--- a/pkgs/servers/varnish/default.nix
+++ b/pkgs/servers/varnish/default.nix
@@ -2,12 +2,12 @@
 , python, pythonPackages, makeWrapper }:
 
 stdenv.mkDerivation rec {
-  version = "5.1.2";
+  version = "5.1.3";
   name = "varnish-${version}";
 
   src = fetchurl {
     url = "http://repo.varnish-cache.org/source/${name}.tar.gz";
-    sha256 = "1qzwljdwp830l41nw4ils9hxly077zqn6wzhhmy8m516gq9min1r";
+    sha256 = "0km50hzjzi1kq85lr3hq519nrp261wb91ixq48vhyd41llycjfbl";
   };
 
   nativeBuildInputs = [ pkgconfig ];