diff --git a/.gitignore b/.gitignore
index e8610c4f..67e4f197 100644
--- a/.gitignore
+++ b/.gitignore
@@ -70,3 +70,5 @@ tests/shell_transcripts/*
 .python-version
 
 _site
+
+.venv
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 447abed7..e12025e5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,10 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [3.1.0]
 ### Added
 - ability to launch the experiment server from a subdirectory instead of just
-  the default directory (d781d4f0420004aa19462e59a653bddfcb12fa26)
+  the default directory by passing `app_dir` keyword argument to `experiment_server.launch()` (d781d4f0420004aa19462e59a653bddfcb12fa26)
 
 ### Fixed
 - Flask's StreamLogger is now used by default when ON_CLOUD=1, assuming no errorlog
diff --git a/psiturk/version.py b/psiturk/version.py
index bf5deead..026f8a0f 100644
--- a/psiturk/version.py
+++ b/psiturk/version.py
@@ -1 +1 @@
-version_number = '3.0.6'
+version_number = '3.1.0'