Prepare for 2.7.3
diff --git a/release-notes/VERSION b/release-notes/VERSION
index 66b5e01..c5f5f82 100644
--- a/release-notes/VERSION
+++ b/release-notes/VERSION
@@ -4,7 +4,7 @@
 === Releases ===
 ------------------------------------------------------------------------
 
-2.7.3 (not yet released)
+2.7.3 (16-Mar-2016)
 
 #1125: Problem with polymorphic types, losing properties from base type(s)
 #1150: Problem with Object id handling, explicit `null` token