diff --git a/CHANGES.md b/CHANGES.md
index 4db47da3e38784c0268869fed955bedabaf3b6ae..fecfa7feeca4822d2c79269abc85a903b26b1988 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,9 @@
+Synapse 0.33.4rc2 (2018-09-06)
+==============================
+
+Pull in security fixes from v0.33.3.1
+
+
 Synapse 0.33.3.1 (2018-09-06)
 =============================
 
diff --git a/synapse/__init__.py b/synapse/__init__.py
index 2c42893673e12e387d6e7da07cbc60b1d1085c3b..063c304534007bbc4cc867b5b4edc797114d128e 100644
--- a/synapse/__init__.py
+++ b/synapse/__init__.py
@@ -17,4 +17,4 @@
 """ This is a reference implementation of a Matrix home server.
 """
 
-__version__ = "0.33.4rc1"
+__version__ = "0.33.4rc2"