diff --git a/lib/python/pyflyby/_version.py b/lib/python/pyflyby/_version.py
index 1b403460..ca7f0714 100644
--- a/lib/python/pyflyby/_version.py
+++ b/lib/python/pyflyby/_version.py
@@ -6,4 +6,4 @@
 from __future__ import (absolute_import, division, print_function,
                         with_statement)
 
-__version__ = '1.6.2'
+__version__ = '1.6.3'