diff --git a/retrying.py b/retrying.py
index 37119d7..3ed312d 100644
--- a/retrying.py
+++ b/retrying.py
@@ -12,29 +12,6 @@
 ## See the License for the specific language governing permissions and
 ## limitations under the License.
 
-## --- The following is for portions of the "six" module ----------------------
-##
-## Copyright (c) 2010-2014 Benjamin Peterson
-##
-## Permission is hereby granted, free of charge, to any person obtaining a copy
-## of this software and associated documentation files (the "Software"), to deal
-## in the Software without restriction, including without limitation the rights
-## to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-## copies of the Software, and to permit persons to whom the Software is
-## furnished to do so, subject to the following conditions:
-##
-## The above copyright notice and this permission notice shall be included in all
-## copies or substantial portions of the Software.
-##
-## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-## IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-## FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-## AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-## LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-## OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-## SOFTWARE.
-## ----------------------------------------------------------------------------
-
 import random
 import six
 import sys