diff --git a/pkgs/tools/networking/wrk/default.nix b/pkgs/tools/networking/wrk/default.nix
new file mode 100644
index 000000000000..9af28dbebd6a
--- /dev/null
+++ b/pkgs/tools/networking/wrk/default.nix
@@ -0,0 +1,36 @@
+{ stdenv, fetchgit, openssl }:
+
+let
+  version = "3.1.2";
+
+in stdenv.mkDerivation rec {
+  name = "wrk-${version}";
+
+  src = fetchgit {
+    url = "https://github.com/wg/wrk.git";
+    rev = "a52c770204a732aa63e1bb6eb241a70949e3a2a9";
+    sha256 = "0b81lg251ivi94f7kfgz8ws4xns5p7hw5qiwjwwlc3dimjgrg387";
+  };
+
+  NIX_CFLAGS_COMPILE = "-I${openssl}/include";
+  NIX_CFLAGS_LINK = "-L${openssl}/lib";
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp wrk $out/bin
+  '';
+  
+  meta = with stdenv.lib; {
+    description = "HTTP benchmarking tool.";
+    homepage = http://github.com/wg/wrk;
+    longDescription = ''
+      wrk is a modern HTTP benchmarking tool capable of generating
+      significant load when run on a single multi-core CPU. It
+      combines a multithreaded design with scalable event notification
+      systems such as epoll and kqueue.
+    '';
+    license = licenses.asl20;
+    maintainers = with maintainers; [ ragge ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 061f26ec8dfe..485689b600d6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2951,6 +2951,8 @@ let
 
   wml = callPackage ../development/web/wml { };
 
+  wrk = callPackage ../tools/networking/wrk { };
+
   wv = callPackage ../tools/misc/wv { };
 
   wv2 = callPackage ../tools/misc/wv2 { };