diff --git a/pkgs/development/python-modules/grappelli_safe/default.nix b/pkgs/development/python-modules/grappelli_safe/default.nix
new file mode 100644
index 00000000000..f32246c9005
--- /dev/null
+++ b/pkgs/development/python-modules/grappelli_safe/default.nix
@@ -0,0 +1,34 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec {
+  version = "0.3.13";
+  pname = "grappelli_safe";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "8b21b4724bce449cc4f22dc74ed0be9b3e841d968f3271850bf4836864304eb6";
+  };
+
+  meta = with stdenv.lib; {
+    description = "A snapshot of django-grappelli for the Mezzanine CMS";
+    longDescription = ''
+      grappelli_safe was created to provide a snapshot of the
+      Grappelli admin skin for Django, to be referenced as a
+      dependency for the Mezzanine CMS for Django.
+
+      At the time of grappelli_safe's creation, Grappelli was
+      incorrectly packaged on PyPI, and had also dropped compatibility
+      with Django 1.1 - grappelli_safe was therefore created to
+      address these specific issues.
+    '';
+    homepage = https://github.com/stephenmcd/grappelli-safe;
+    downloadPage = http://pypi.python.org/pypi/grappelli_safe/;
+    license = licenses.free;
+    maintainers = with maintainers; [ prikhi ];
+    platforms = platforms.linux;
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 0562d60ab15..f3c49c3159d 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2248,33 +2248,7 @@ in {
 
   graph-tool = callPackage ../development/python-modules/graph-tool/2.x.x.nix { };
 
-  grappelli_safe = buildPythonPackage rec {
-    version = "0.3.13";
-    name = "grappelli_safe-${version}";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/g/grappelli_safe/${name}.tar.gz";
-      sha256 = "8b21b4724bce449cc4f22dc74ed0be9b3e841d968f3271850bf4836864304eb6";
-    };
-
-    meta = {
-      description = "A snapshot of django-grappelli for the Mezzanine CMS";
-      longDescription = ''
-        grappelli_safe was created to provide a snapshot of the Grappelli admin
-        skin for Django, to be referenced as a dependency for the Mezzanine CMS
-        for Django.
-
-        At the time of grappelli_safe's creation, Grappelli was incorrectly
-        packaged on PyPI, and had also dropped compatibility with Django 1.1 -
-        grappelli_safe was therefore created to address these specific issues.
-      '';
-      homepage = https://github.com/stephenmcd/grappelli-safe;
-      downloadPage = http://pypi.python.org/pypi/grappelli_safe/;
-      license = licenses.free;
-      maintainers = with maintainers; [ prikhi ];
-      platforms = platforms.linux;
-    };
-  };
+  grappelli_safe = callPackage ../development/python-modules/grappelli_safe { };
 
   pytorch = let
     # Fails with CUDA 9.1 and GCC 6.4: