diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f9894d1..792e5f71 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 This changelog follows the following convention [https://keepachangelog.com/en/1.0.0/](https://keepachangelog.com/en/1.0.0/).
 
+## [1.3.1] - 2020-04-07
+
+### Fixed
+
+- Use Inform7 interim version for MacOS. [#231](https://github.com/microsoft/TextWorld/pull/231)
+
 ## [1.3.0] - 2020-03-19
 
 ### Breaking
diff --git a/textworld/version.py b/textworld/version.py
index 19b4f1d6..72837bdc 100644
--- a/textworld/version.py
+++ b/textworld/version.py
@@ -1 +1 @@
-__version__ = '1.3.0'
+__version__ = '1.3.1'