diff --git a/CHANGES.rst b/CHANGES.rst
index 22921668e1..8b9916c960 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,3 +1,8 @@
+Changes in synapse v0.10.0-rc5 (2015-08-27)
+===========================================
+
+* Fix bug that broke downloading files with ascii filenames across federation.
+
 Changes in synapse v0.10.0-rc4 (2015-08-27)
 ===========================================
 
diff --git a/synapse/__init__.py b/synapse/__init__.py
index 635f53af1c..57b8304d35 100644
--- a/synapse/__init__.py
+++ b/synapse/__init__.py
@@ -16,4 +16,4 @@
 """ This is a reference implementation of a Matrix home server.
 """
 
-__version__ = "0.10.0-rc4"
+__version__ = "0.10.0-rc5"