diff --git a/README.md b/README.md
index 8fec6917..cabc948c 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# tcframe 1.2.1
+# tcframe 1.3.0
 
 [![GitHub Release](https://img.shields.io/github/release/tcframe/tcframe.svg)](https://github.com/tcframe/tcframe)
 [![Build Status](https://img.shields.io/travis/tcframe/tcframe/master.svg)](https://travis-ci.org/tcframe/tcframe)
diff --git a/docs/conf.py b/docs/conf.py
index 2170dbb5..061858b4 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -53,9 +53,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '1.2'
+version = '1.3'
 # The full version, including alpha/beta/rc tags.
-release = '1.2.1'
+release = '1.3.0'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/docs/getting-started/getting-started.rst b/docs/getting-started/getting-started.rst
index a974edd7..807e3984 100644
--- a/docs/getting-started/getting-started.rst
+++ b/docs/getting-started/getting-started.rst
@@ -44,7 +44,7 @@ Installation
 
 Firstly, we must get **tcframe** on our system. It consists of C++ header files and a few helper scripts.
 
-Download the latest **tcframe** `here <https://github.com/tcframe/tcframe/releases/download/v1.2.1/tcframe_1.2.1.zip>`_. Extract the zip file somewhere on your system; for example, ``~/tcframe``. We will call this directory "**tcframe** home". Confirm that you extracted it correctly by verifying that the directory ``include`` exists directly inside **tcframe** home.
+Download the latest **tcframe** `here <https://github.com/tcframe/tcframe/releases/download/v1.3.0/tcframe_1.3.0.zip>`_. Extract the zip file somewhere on your system; for example, ``~/tcframe``. We will call this directory "**tcframe** home". Confirm that you extracted it correctly by verifying that the directory ``include`` exists directly inside **tcframe** home.
 
 Then, add the following lines to your ``~/.bashrc``. This will set the environment variable ``TCFRAME_HOME`` to our **tcframe** home directory, and make ``tcframe`` command available everywhere.
 
diff --git a/docs/release-notes/1_3_0.rst b/docs/release-notes/1_3_0.rst
new file mode 100644
index 00000000..00d40c16
--- /dev/null
+++ b/docs/release-notes/1_3_0.rst
@@ -0,0 +1,12 @@
+.. _v1_3_0:
+
+1.3.0
+=====
+
+February 10, 2017
+
+New features
+------------
+
+- Subtask IDs specified by ``Subtasks()`` in ``TestCases()`` or ``TestGroupX()`` are now validated. It is an error now if you specify non-existing subtasks.
+- ``BeforeOutputFormat()`` can be used to set the value of output variables that depend on input variables. See :ref:`io-formats_before-output-format` for more details.
diff --git a/docs/release-notes/release-notes.rst b/docs/release-notes/release-notes.rst
index a6dc1afa..62621dcf 100644
--- a/docs/release-notes/release-notes.rst
+++ b/docs/release-notes/release-notes.rst
@@ -6,6 +6,7 @@ Release Notes
 .. toctree::
    :maxdepth: 1
 
+   1_3_0
    1_2_1
    1_2_0
    1_1_0
diff --git a/scripts/tcframe b/scripts/tcframe
index d625a552..42ebc80f 100755
--- a/scripts/tcframe
+++ b/scripts/tcframe
@@ -21,7 +21,7 @@ build() {
 }
 
 version() {
-    echo "tcframe 1.2.1"
+    echo "tcframe 1.3.0"
 }
 
 if [ -z "$TCFRAME_HOME" ]; then