diff --git a/CHANGELOG b/CHANGELOG
index a37680d..7c85c2b 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,4 @@
-v0.5.4 (unreleased):
+v0.5.4 (released May 15, 2019):
 
 - Fixed an unlikely crash in the C tokenizer when interrupted while parsing
   a heading.
diff --git a/appveyor.yml b/appveyor.yml
index 076fc21..3d738e4 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,6 +1,6 @@
 # This config file is used by appveyor.com to build Windows release binaries
 
-version: 0.6.dev0-b{build}
+version: 0.5.4-b{build}
 
 branches:
   only:
diff --git a/docs/changelog.rst b/docs/changelog.rst
index bb81c42..808e9b9 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -2,10 +2,10 @@ Changelog
 =========
 
 v0.5.4
-----
+------
 
-Unreleased
-(`changes <https://github.com/earwig/mwparserfromhell/compare/v0.5.3...develop>`__):
+`Released May 15, 2019 <https://github.com/earwig/mwparserfromhell/tree/v0.5.4>`_
+(`changes <https://github.com/earwig/mwparserfromhell/compare/v0.5.3...v0.5.4>`__):
 
 - Fixed an unlikely crash in the C tokenizer when interrupted while parsing
   a heading.
diff --git a/mwparserfromhell/__init__.py b/mwparserfromhell/__init__.py
index e8aa944..4e4d440 100644
--- a/mwparserfromhell/__init__.py
+++ b/mwparserfromhell/__init__.py
@@ -29,7 +29,7 @@ outrageously powerful parser for `MediaWiki <http://mediawiki.org>`_ wikicode.
 __author__ = "Ben Kurtovic"
 __copyright__ = "Copyright (C) 2012-2019 Ben Kurtovic"
 __license__ = "MIT License"
-__version__ = "0.6.dev0"
+__version__ = "0.5.4"
 __email__ = "ben.kurtovic@gmail.com"
 
 from . import (compat, definitions, nodes, parser, smart_list, string_mixin,