diff --git a/pkgs/development/python-modules/locustio/default.nix b/pkgs/development/python-modules/locustio/default.nix
new file mode 100644
index 00000000000..c3eb5da0ae0
--- /dev/null
+++ b/pkgs/development/python-modules/locustio/default.nix
@@ -0,0 +1,32 @@
+{ buildPythonPackage
+, fetchPypi
+, mock
+, unittest2
+, msgpack
+, requests
+, flask
+, gevent
+, pyzmq
+}:
+
+buildPythonPackage rec {
+  pname = "locustio";
+  version = "0.8";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0y3r2g31z7g120c7v91zdvcakwfxv2acbgs4flarv5yza2knl11c";
+  };
+
+  patchPhase = ''
+    sed -i s/"pyzmq=="/"pyzmq>="/ setup.py
+  '';
+
+  propagatedBuildInputs = [ msgpack requests flask gevent pyzmq ];
+  buildInputs = [ mock unittest2 ];
+
+  meta = {
+    homepage = http://locust.io/;
+    description = "A load testing tool";
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 573204ca8ec..524cbbdc8ce 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -10463,22 +10463,7 @@ in {
     fuse = pkgs.fuse;  # use "real" fuse, not the python module
   };
 
-  locustio = buildPythonPackage rec {
-    name = "locustio-0.7.2";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/l/locustio/${name}.tar.gz";
-      sha256 = "c9ca6fdfe6a6fb187a3d54ddf9b1518196348e8f20537f0a14ca81a264ffafa2";
-    };
-
-    propagatedBuildInputs = [ self.msgpack self.requests self.flask self.gevent self.pyzmq ];
-    buildInputs = [ self.mock self.unittest2 ];
-
-    meta = {
-      homepage = http://locust.io/;
-      description = "A load testing tool";
-    };
-  };
+  locustio = callPackage ../development/python-modules/locustio { };
 
   llvmlite = callPackage ../development/python-modules/llvmlite {llvm=pkgs.llvm_4;};