diff --git a/cylc/rose/__init__.py b/cylc/rose/__init__.py
index c5ae7301..1d5797b0 100644
--- a/cylc/rose/__init__.py
+++ b/cylc/rose/__init__.py
@@ -205,4 +205,4 @@
 
 """
 
-__version__ = '1.1.1'
+__version__ = '1.2.0.dev'