diff --git a/takahe/__init__.py b/takahe/__init__.py
index 3d18726..8e24d94 100644
--- a/takahe/__init__.py
+++ b/takahe/__init__.py
@@ -1 +1 @@
-__version__ = "0.5.0"
+__version__ = "0.6.0-dev"