diff --git a/.changeset/lemon-seals-shake.md b/.changeset/lemon-seals-shake.md
deleted file mode 100644
index b2b42e3a..00000000
--- a/.changeset/lemon-seals-shake.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@smartthings/core-sdk": major
----
-
-Drop support for EOL versions of node, versions 18 and 20. Add support for versions 24 and 26.
diff --git a/.changeset/modern-hairs-think.md b/.changeset/modern-hairs-think.md
deleted file mode 100644
index cbad4bc9..00000000
--- a/.changeset/modern-hairs-think.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@smartthings/core-sdk": patch
----
-
-make trace-level logging safe even if responses have circular references
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 853b0bae..76832c84 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 ## [5.1.2](https://github.com/SmartThingsCommunity/smartthings-core-sdk/compare/v5.1.1...v5.1.2) (2022-10-05)
 
+## 9.0.0
+
+### Major Changes
+
+- [#275](https://github.com/SmartThingsCommunity/smartthings-core-sdk/pull/275) [`faadbf3`](https://github.com/SmartThingsCommunity/smartthings-core-sdk/commit/faadbf36de02a297c9e2dcc45d08bfe77b29ef61) Thanks [@rossiam](https://github.com/rossiam)! - Drop support for EOL versions of node, versions 18 and 20. Add support for versions 24 and 26.
+
+### Patch Changes
+
+- [#277](https://github.com/SmartThingsCommunity/smartthings-core-sdk/pull/277) [`e43dda5`](https://github.com/SmartThingsCommunity/smartthings-core-sdk/commit/e43dda5ebc794d09d8698692467843a762d3b657) Thanks [@rossiam](https://github.com/rossiam)! - make trace-level logging safe even if responses have circular references
+
 ## 8.5.4
 
 ### Patch Changes
diff --git a/package-lock.json b/package-lock.json
index 008cbe2c..9a6d0e43 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "@smartthings/core-sdk",
-	"version": "8.5.4",
+	"version": "9.0.0",
 	"lockfileVersion": 2,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "@smartthings/core-sdk",
-			"version": "8.5.4",
+			"version": "9.0.0",
 			"license": "Apache-2.0",
 			"dependencies": {
 				"async-mutex": "^0.5.0",
diff --git a/package.json b/package.json
index b0c885df..739c61d0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "@smartthings/core-sdk",
-	"version": "8.5.4",
+	"version": "9.0.0",
 	"description": "JavaScript/TypeScript library for using SmartThings APIs",
 	"author": "Samsung Electronics Co., LTD.",
 	"homepage": "https://github.com/SmartThingsCommunity/smartthings-core-sdk",