diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 4a08888f..69e9a4d6 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -10,11 +10,11 @@
   which at first glance is a reasonable simplification,
   thanks `@RonnyPfannschmidt`_ for report and pr.
 
-- fix `#9`_: allow registering hookspecs from instances.  The PR from
+- fix `#19`_: allow registering hookspecs from instances.  The PR from
   `@tgoodlet`_ also modernized the varnames implementation.
 
 
-.. _#9: https://github.com/pytest-dev/pytest/issues/9
+.. _#19: https://github.com/pytest-dev/pytest/issues/19
 .. _#17: https://github.com/pytest-dev/pytest/issues/17
 
 .. _@tgoodlet: https://github.com/tgoodlet
diff --git a/pluggy.py b/pluggy.py
index 8813b860..2f962c6e 100644
--- a/pluggy.py
+++ b/pluggy.py
@@ -67,7 +67,7 @@
 import sys
 import inspect
 
-__version__ = '0.5.0.dev0'
+__version__ = '0.5.0'
 
 __all__ = ["PluginManager", "PluginValidationError", "HookCallError",
            "HookspecMarker", "HookimplMarker"]