diff --git a/pkgs/development/python-modules/websockets_client/default.nix b/pkgs/development/python-modules/websockets_client/default.nix
new file mode 100644
index 00000000000..dd6e9200db5
--- /dev/null
+++ b/pkgs/development/python-modules/websockets_client/default.nix
@@ -0,0 +1,24 @@
+{ stdenv, buildPythonPackage, fetchPypi, six }:
+buildPythonPackage rec {
+  pname = "websocket_client";
+  version = "0.47.0";
+
+  src = fetchPypi {
+    inherit version pname;
+    sha256 = "0jb1446053ryp5p25wsr1hjfdzwfm04a6f3pzpcb63bfz96xqlx4";
+  };
+
+  prePatch = ''
+    # ssl.match_hostname exists in python2.7 version maintained in nixpkgs,
+    # the dependency is not necessary.
+    sed -e "s/\['backports.ssl_match_hostname'\]/\[\]/" -i setup.py
+  '';
+
+  propagatedBuildInputs = [ six ];
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/liris/websocket-client;
+    description = "Websocket client for python";
+    license = licenses.lgpl2;
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index d05c172ed38..7ef5452863c 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -18590,22 +18590,7 @@ EOF
   };
 
 
-  websocket_client = buildPythonPackage rec {
-    name = "websocket_client-0.40.0";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/w/websocket-client/${name}.tar.gz";
-      sha256 = "1yz67wdjijrvwpx0a0f6wdfy8ajsvr9xbj5514ld452fqnh19b20";
-    };
-
-    propagatedBuildInputs = with self; [ six backports_ssl_match_hostname unittest2 argparse ];
-
-    meta = {
-      homepage = https://github.com/liris/websocket-client;
-      description = "Websocket client for python";
-      license = licenses.lgpl2;
-    };
-  };
+  websocket_client = callPackage ../development/python-modules/websockets_client { };
 
 
   webhelpers = buildPythonPackage rec {