update changelog
diff --git a/doc/source/changelog.rst b/doc/source/changelog.rst
index d7aa7b2..fb8cbc0 100644
--- a/doc/source/changelog.rst
+++ b/doc/source/changelog.rst
@@ -5,6 +5,17 @@
========= ========== ========================================================
Version Date Changes
========= ========== ========================================================
+1.5.5 2018-07 * Add immutable (constant) parameters
+ * Fixes
+1.5.4 2018-05 * Add support for salt 2018.3
+ * Add support for python 2.7/3.x
+ * Extend tests coverage
+1.5.3 2018 * Add new features + fixes
+ - last 'known' full compatible release with original reclass
+ - release shipped as well as .deb package at mirror.mirantis.com
+1.5.x 2017 * Project forked under salt-formulas/reclass
+ - based on @andrewpickford fork and community fixes
+ - features against original are in README-extensions.rst
1.4.1 2014-10-28 * Revert debug logging, which wasn't fault-free and so
it needs more time to mature.
1.4 2014-10-25 * Add rudimentary debug logging