diff --git a/pkgs/development/python-modules/sockjs-tornado/default.nix b/pkgs/development/python-modules/sockjs-tornado/default.nix
new file mode 100644
index 000000000000..eff799e0d014
--- /dev/null
+++ b/pkgs/development/python-modules/sockjs-tornado/default.nix
@@ -0,0 +1,20 @@
+{ lib, buildPythonPackage, fetchurl, tornado }:
+
+buildPythonPackage rec {
+  name = "sockjs-tornado-${version}";
+  version = "1.0.3";
+
+  src = fetchurl {
+    url = "mirror://pypi/s/sockjs-tornado/${name}.tar.gz";
+    sha256 = "16cff40nniqsyvda1pb2j3b4zwmrw7y2g1vqq78lp20xpmhnwwkd";
+  };
+
+  propagatedBuildInputs = [ tornado ];
+
+  meta = with lib; {
+    homepage = http://github.com/mrjoes/sockjs-tornado/;
+    description = "SockJS python server implementation on top of Tornado framework";
+    license = licenses.mit;
+    maintainers = with maintainers; [ abbradar ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 6409b436df1d..9c40a8de4d9f 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -16224,24 +16224,7 @@ in {
     };
   };
 
-  sockjs-tornado = buildPythonPackage rec {
-    name = "sockjs-tornado-${version}";
-    version = "1.0.3";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/s/sockjs-tornado/${name}.tar.gz";
-      sha256 = "16cff40nniqsyvda1pb2j3b4zwmrw7y2g1vqq78lp20xpmhnwwkd";
-    };
-
-    propagatedBuildInputs = with self; [ tornado ];
-
-    meta = {
-      homepage = "http://github.com/mrjoes/sockjs-tornado/";
-      description = "SockJS python server implementation on top of Tornado framework";
-      license = licenses.mit;
-      maintainers = with maintainers; [ abbradar ];
-    };
-  };
+  sockjs-tornado = callPackage ../development/python-modules/sockjs-tornado { };
 
   sorl_thumbnail = buildPythonPackage rec {
     name = "sorl-thumbnail-11.12";