diff --git a/pkgs/development/python-modules/nine/default.nix b/pkgs/development/python-modules/nine/default.nix
new file mode 100644
index 00000000000..a6b163ed456
--- /dev/null
+++ b/pkgs/development/python-modules/nine/default.nix
@@ -0,0 +1,21 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec {
+  pname = "nine";
+  version = "0.3.4";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1zrsbm0hajfvklkhgysp81hy632a3bdakp31m0lcpd9xbp5265zy";
+  };
+
+  meta = with stdenv.lib; {
+    description = "Let's write Python 3 right now!";
+    homepage = "https://github.com/nandoflorestan/nine";
+    license = licenses.free;
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 8ca78054564..fffd3eec209 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3037,21 +3037,7 @@ in {
 
   pycountry = callPackage ../development/python-modules/pycountry { };
 
-  nine = buildPythonPackage rec {
-    name = "nine-${version}";
-    version = "0.3.4";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/n/nine/${name}.tar.gz";
-      sha256 = "1zrsbm0hajfvklkhgysp81hy632a3bdakp31m0lcpd9xbp5265zy";
-    };
-
-    meta = with stdenv.lib; {
-      description = "Let's write Python 3 right now!";
-      homepage = "https://github.com/nandoflorestan/nine";
-    };
-  };
-
+  nine = callPackage ../development/python-modules/nine { };
 
   logutils = buildPythonPackage rec {
     name = "logutils-${version}";