diff --git a/IPython/html/services/kernels/kernelmanager.py b/IPython/html/services/kernels/kernelmanager.py
index 22d1a07..d135b13 100644
--- a/IPython/html/services/kernels/kernelmanager.py
+++ b/IPython/html/services/kernels/kernelmanager.py
@@ -1,4 +1,8 @@
-"""A kernel manager relating notebooks and kernels"""
+"""A MultiKernelManager for use in the notebook webserver
+
+- raises HTTPErrors
+- creates REST API models
+"""
# Copyright (c) IPython Development Team.
# Distributed under the terms of the Modified BSD License.