diff --git a/Changes b/Changes
index 3b86823..ea76232 100644
--- a/Changes
+++ b/Changes
@@ -1,4 +1,4 @@
-0.52 2015-06-17
+0.52 2015-06-22
         - [bugfix] Fixed payload filtering in FocusSpans (margaretha)
 	- [workaround] Reintroduced empty collection support,
 	  as Koral still creates them (diewald)
@@ -7,6 +7,7 @@
 	- [feature] Made responses valid KoralQueries (diewald)
 	- [bugfix] Fixed sequence deserialization bug for simple unordered
 	  constraint (diewald)
+	- [bugfix] Mirror collection (diewald)
 
 0.51 2015-03-17
         - This is a major version (prepared for the GitHub release)