diff --git a/fast_agave/version.py b/fast_agave/version.py
index a842d05..715fd91 100644
--- a/fast_agave/version.py
+++ b/fast_agave/version.py
@@ -1 +1 @@
-__version__ = '0.15.0'
+__version__ = '0.15.0.dev1'