diff --git a/HISTORY.md b/HISTORY.md
index 6c1bc42..b277008 100755
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -4,6 +4,15 @@ Release History
 master
 ------
 
+0.3.1 (2018-11-02)
+------------------
+
+**Improvements**
+
+* Matplotlib is now an optional requirement. [#190](https://github.com/socialcopsdev/camelot/pull/190) by Vinayak Mehta.
+    * You can install it using `$ pip install camelot-py[plot]`.
+* [#127](https://github.com/socialcopsdev/camelot/issues/127) Add tests for plotting. Coverage is now at 87%! [#179](https://github.com/socialcopsdev/camelot/pull/179) by [Suyash Behera](https://github.com/Suyash458).
+
 0.3.0 (2018-10-28)
 ------------------
 
diff --git a/camelot/__version__.py b/camelot/__version__.py
index 646976f..84b6f7e 100644
--- a/camelot/__version__.py
+++ b/camelot/__version__.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-VERSION = (0, 3, 0)
+VERSION = (0, 3, 1)
 
 __title__ = 'camelot-py'
 __description__ = 'PDF Table Extraction for Humans.'