diff --git a/doc/changes.rst b/doc/changes.rst
index 248e332a9..75b6ce581 100644
--- a/doc/changes.rst
+++ b/doc/changes.rst
@@ -2,12 +2,19 @@
 desitarget Change Log
 =====================
 
-0.5.0 (unreleased)
+0.5.1 (unreleased)
 ------------------
 
-* Template
-* Move data into Python package to aid pip installs.
-* Support for Travis, Coveralls and ReadTheDocs.
+* No changes yet
+
+0.5.0 (2016-08-16)
+------------------
+
+* Added obscondition and truesubtype to mocks (PR #55; JFR).
+* refactored cut functions to take all fluxes so that they have same call
+  signature (PR #56; JM).
+* Move data into Python package to aid pip installs (PR #47; BAW).
+* Support for Travis, Coveralls and ReadTheDocs (BAW).
 
 
 0.4.0 (2016-07-12)
diff --git a/py/desitarget/_version.py b/py/desitarget/_version.py
index 2b401686f..2b8877c50 100644
--- a/py/desitarget/_version.py
+++ b/py/desitarget/_version.py
@@ -1 +1 @@
-__version__ = '0.4.0.dev234'
+__version__ = '0.5.0'