diff --git a/synapse/__init__.py b/synapse/__init__.py
index 43c5821ade06556504ff21c61bbc0aef4e8419f3..ea07fda14aef9db2fedf024728c11a069bf5795b 100644
--- a/synapse/__init__.py
+++ b/synapse/__init__.py
@@ -27,4 +27,4 @@ try:
 except ImportError:
     pass
 
-__version__ = "0.33.6"
+__version__ = "0.33.7rc1"