diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 2518ed4..e6f8775 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "3.1.7"
+  ".": "4.0.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4dcebc1..1b66d85 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,17 @@
 
 **Full Changelog**: https://github.com/zachowj/hass-node-red/compare/v1.1.2...v1.1.3
 
+## [4.0.0](https://github.com/zachowj/hass-node-red/compare/v3.1.7...v4.0.0) (2024-05-02)
+
+
+### ⚠ BREAKING CHANGES
+
+* **sentence:** Changes made to conversation agent now require Home Assistant 2024.5+ for sentence node to work
+
+### Bug Fixes
+
+* **sentence:** Fix getting default conversation agent ([60e81ce](https://github.com/zachowj/hass-node-red/commit/60e81cea91c100407d0b2caa6b26d7a69a2f4fd0)), closes [#270](https://github.com/zachowj/hass-node-red/issues/270)
+
 ## [3.1.7](https://github.com/zachowj/hass-node-red/compare/v3.1.6...v3.1.7) (2024-05-02)
 
 
diff --git a/custom_components/nodered/manifest.json b/custom_components/nodered/manifest.json
index 2a45df2..d6db2e6 100644
--- a/custom_components/nodered/manifest.json
+++ b/custom_components/nodered/manifest.json
@@ -13,5 +13,5 @@
   "documentation": "https://zachowj.github.io/node-red-contrib-home-assistant-websocket/guide/custom_integration/",
   "iot_class": "local_push",
   "issue_tracker": "https://github.com/zachowj/hass-node-red/issues",
-  "version": "3.1.7"
+  "version": "4.0.0"
 }
diff --git a/custom_components/nodered/version.py b/custom_components/nodered/version.py
index 1579088..1d6afcf 100644
--- a/custom_components/nodered/version.py
+++ b/custom_components/nodered/version.py
@@ -1,3 +1,3 @@
 """Version info for Node-RED integration."""
 
-__version__ = "3.1.7"
+__version__ = "4.0.0"