diff --git a/CHANGELOG.md b/CHANGELOG.md
index adfc5ff..2088f5a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,17 @@
 
 [1]: https://www.npmjs.com/package/gcs-resumable-upload?activeTab=versions
 
+## [4.0.0](https://www.github.com/googleapis/gcs-resumable-upload/compare/v3.6.0...v4.0.0) (2021-12-30)
+
+
+### ⚠ BREAKING CHANGES
+
+* Multiple Chunk Upload Support (#486)
+
+### Features
+
+* Multiple Chunk Upload Support ([#486](https://www.github.com/googleapis/gcs-resumable-upload/issues/486)) ([dba1a39](https://www.github.com/googleapis/gcs-resumable-upload/commit/dba1a39793d2f26e796130df55c99821e9145a21))
+
 ## [3.6.0](https://www.github.com/googleapis/gcs-resumable-upload/compare/v3.5.1...v3.6.0) (2021-11-09)
 
 
diff --git a/package.json b/package.json
index fffb07d..b6d33e5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gcs-resumable-upload",
-  "version": "3.6.0",
+  "version": "4.0.0",
   "description": "Upload a file to Google Cloud Storage with built-in resumable behavior",
   "repository": "googleapis/gcs-resumable-upload",
   "main": "build/src/index.js",
diff --git a/samples/package.json b/samples/package.json
index 8d71ebc..5d783a7 100644
--- a/samples/package.json
+++ b/samples/package.json
@@ -11,7 +11,7 @@
     "test": "mocha system-test"
   },
   "dependencies": {
-    "gcs-resumable-upload": "^3.6.0"
+    "gcs-resumable-upload": "^4.0.0"
   },
   "devDependencies": {
     "mocha": "^8.0.0"