diff --git a/pkgs/development/python-modules/carrot/default.nix b/pkgs/development/python-modules/carrot/default.nix
new file mode 100644
index 00000000000..3b976fb7ad9
--- /dev/null
+++ b/pkgs/development/python-modules/carrot/default.nix
@@ -0,0 +1,22 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, nose, amqplib, anyjson }:
+
+buildPythonPackage rec {
+  pname = "carrot";
+  version = "0.10.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0s14rs2fgp1s2qa0avn8gj33lwc3k1hd4y9a2h6mhg487i7kfinb";
+  };
+
+  buildInputs = [ nose ];
+  propagatedBuildInputs = [ amqplib anyjson ];
+
+  doCheck = false; # depends on the network
+
+  meta = with stdenv.lib; {
+    homepage = https://pypi.python.org/pypi/carrot;
+    description = "AMQP Messaging Framework for Python";
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 5ad9259740e..f16e32436c6 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1438,28 +1438,7 @@ in {
 
   cairosvg = callPackage ../development/python-modules/cairosvg {};
 
-  carrot = buildPythonPackage rec {
-    name = "carrot-0.10.7";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/c/carrot/${name}.tar.gz";
-      sha256 = "cb46374f3c883c580d142a79d2609883713a867cc86e0514163adce784ce2468";
-    };
-
-    buildInputs = with self; [ self.nose ];
-
-    propagatedBuildInputs =
-      [ self.amqplib
-        self.anyjson
-      ];
-
-    doCheck = false; # depends on the network
-
-    meta = {
-      homepage = https://pypi.python.org/pypi/carrot;
-      description = "AMQP Messaging Framework for Python";
-    };
-  };
+  carrot = callPackage ../development/python-modules/carrot {};
 
   case = buildPythonPackage rec {
     name = "case-${version}";