diff --git a/setup.cfg b/setup.cfg
index b0a984f..2bbc668 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = libNeuroML
-version = 0.6.5
+version = 0.6.6
 author_email = vellamike@gmail.com, p.gleeson@gmail.com
 author = libNeuroML authors and contributors
 description = A Python library for working with NeuroML descriptions of neuronal models