diff --git a/beetsplug/lyrics.py b/beetsplug/lyrics.py
index 7b3f93671..b039bb986 100644
--- a/beetsplug/lyrics.py
+++ b/beetsplug/lyrics.py
@@ -13,6 +13,9 @@
 # The above copyright notice and this permission notice shall be
 # included in all copies or substantial portions of the Software.
 
+"""Fetches, embeds, and displays lyrics.
+"""
+
 from __future__ import absolute_import, division, print_function
 
 import difflib