diff --git a/pkgs/development/python-modules/pathos/default.nix b/pkgs/development/python-modules/pathos/default.nix
new file mode 100644
index 00000000000..081e5bb3aa4
--- /dev/null
+++ b/pkgs/development/python-modules/pathos/default.nix
@@ -0,0 +1,30 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, dill
+, pox
+, ppft
+, multiprocess
+}:
+
+buildPythonPackage rec {
+  pname = "pathos";
+  version = "0.2.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "e35418af733bf434da83746d46acca94375d6e306b3df330b2a1808db026a188";
+  };
+
+  propagatedBuildInputs = [ dill pox ppft multiprocess ];
+
+  # Require network
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    description = "Parallel graph management and execution in heterogeneous computing";
+    homepage = http://www.cacr.caltech.edu/~mmckerns/pathos.htm;
+    license = licenses.bsd3;
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 8dc49097414..f5f783cc468 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3097,26 +3097,7 @@ in {
 
   patch = callPackage ../development/python-modules/patch { };
 
-  pathos = buildPythonPackage rec {
-    name = "pathos-${version}";
-    version = "0.2.0";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/p/pathos/${name}.tgz";
-      sha256 = "e35418af733bf434da83746d46acca94375d6e306b3df330b2a1808db026a188";
-    };
-
-    propagatedBuildInputs = with self; [ dill pox ppft multiprocess ];
-
-    # Require network
-    doCheck = false;
-
-    meta = {
-      description = "Parallel graph management and execution in heterogeneous computing";
-      homepage = http://www.cacr.caltech.edu/~mmckerns/pathos.htm;
-      license = licenses.bsd3;
-    };
-  };
+  pathos = callPackage ../development/python-modules/pathos { };
 
   patsy = callPackage ../development/python-modules/patsy { };