diff --git a/CHANGES.rst b/CHANGES.rst
old mode 100755
new mode 100644
index c606f3a..394bfa4
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,11 @@
 Changelog
 =========
 
+Version 1.3.8 [2015-06-07]
+--------------------------
+
+- `#110 <https://github.com/djangonauts/django-hstore/pull/110>`_: change ``id`` to ``pk`` on ``model_instance`` check
+
 Version 1.3.7 [2015-04-24]
 --------------------------
 
diff --git a/django_hstore/__init__.py b/django_hstore/__init__.py
old mode 100755
new mode 100644
index befe249..167841a
--- a/django_hstore/__init__.py
+++ b/django_hstore/__init__.py
@@ -1,4 +1,4 @@
-VERSION = (1, 3, 7, 'final')
+VERSION = (1, 3, 8, 'final')
 __version__ = VERSION