diff --git a/CHANGELOG.md b/CHANGELOG.md
index 20f839c..977db72 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,16 @@
+## 1.4.0 - 2021-05-07
+
+- Add support for project_api_key (#32)
+- Resolve polling issues with feature flags (#29)
+- Add python sentry (and sentry & django) integrations (#13)
+- Fix feature flag issue with no % rollout (#30)
+
 ## 1.3.1 - 2021-05-07
 
 - Add $set and $set_once support (#23)
 - Add distinct id to $create_alias event (#27)
 - Add UUID to ID_TYPES (#26)
 
-## 1.2.1
+## 1.2.1 - 2021-02-05
 
-Initial release logged in changelog.
\ No newline at end of file
+Initial release logged in CHANGELOG.md.
diff --git a/posthog/version.py b/posthog/version.py
index 4cf03a8..af63e4a 100644
--- a/posthog/version.py
+++ b/posthog/version.py
@@ -1 +1 @@
-VERSION = "1.3.1"
+VERSION = "1.4.0"