diff --git a/HISTORY.rst b/HISTORY.rst
index 43ac27a..89f1442 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -2,9 +2,10 @@
 History
 =======
 
-Not released
-------------
+1.1.2 (2018-11-15)
+------------------
 
+* Update ``_create_object_from_params`` to new interface
 * Add support for Django 2.1
 * Add support for Python 3.7
 
diff --git a/MANIFEST.in b/MANIFEST.in
index e697747..15ae272 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -15,6 +15,7 @@ exclude .editorconfig
 exclude .pyup.yml
 exclude .travis.yml
 exclude requirements.txt
+exclude requirements-dev.txt
 exclude runmakemigrations.py
 exclude tox.ini
 
diff --git a/horizon/__init__.py b/horizon/__init__.py
index b2785b2..cdf9ba3 100644
--- a/horizon/__init__.py
+++ b/horizon/__init__.py
@@ -1,3 +1,3 @@
 __author__ = """UNCOVER TRUTH Inc."""
 __email__ = 'develop@uncovertruth.co.jp'
-__version__ = '1.1.1'
+__version__ = '1.1.2'
diff --git a/requirements-dev.txt b/requirements-dev.txt
new file mode 100644
index 0000000..2cc4d28
--- /dev/null
+++ b/requirements-dev.txt
@@ -0,0 +1,2 @@
+-r requirements.txt
+Django==2.1.3