diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 6b0fa652f..3ce3c9d7a 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,5 +1,5 @@
 ********************
-[0.5.0] - TBC
+[0.5.0] - 2018-02-26
 ********************
 
 This is a major update to the underlying data structures in msprime to