diff --git a/CHANGES.rst b/CHANGES.rst
index 91dc886af..afe9f3d1e 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -20,8 +20,14 @@ Release History
    - Fixed
 
 
-0.6.1 (unreleased)
-==================
+0.6.1 (April 26, 2019)
+======================
+
+**Changed**
+
+- Minor documentation improvements.
+  (`#217 <https://github.com/nengo/nengo_spa/pull/217>`__,
+  `#218 <https://github.com/nengo/nengo_spa/pull/218>`__)
 
 
 0.6.0 (September 17, 2018)
diff --git a/nengo_spa/version.py b/nengo_spa/version.py
index 2a748822c..e3cd860a9 100644
--- a/nengo_spa/version.py
+++ b/nengo_spa/version.py
@@ -8,7 +8,7 @@
 
 name = "nengo_spa"
 version_info = (0, 6, 1)  # (major, minor, patch)
-dev = True
+dev = None
 
 version = "{v}{dev}".format(v=".".join(str(v) for v in version_info),
                             dev="" if dev is None else ".dev{:d}".format(dev))