diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9efb23765..5d734030b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,18 @@
 
 [1]: https://www.npmjs.com/package/@google-cloud/firestore?activeTab=versions
 
+## [4.10.0](https://www.github.com/googleapis/nodejs-firestore/compare/v4.9.9...v4.10.0) (2021-04-15)
+
+
+### Features
+
+* add buffering layer to BulkWriter ([#1470](https://www.github.com/googleapis/nodejs-firestore/issues/1470)) ([9cc9548](https://www.github.com/googleapis/nodejs-firestore/commit/9cc954849c74199f01e52b24fc7ba045d5b56be4))
+
+
+### Bug Fixes
+
+* use BigInt when calculating nanos in Timestamp.fromMillis() ([#1468](https://www.github.com/googleapis/nodejs-firestore/issues/1468)) ([cf1949f](https://www.github.com/googleapis/nodejs-firestore/commit/cf1949f99f840d1e34edfa31a223418abdf48372))
+
 ### [4.9.9](https://www.github.com/googleapis/nodejs-firestore/compare/v4.9.8...v4.9.9) (2021-04-07)
 
 
diff --git a/package.json b/package.json
index ffd57bea6..e6669a252 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@google-cloud/firestore",
   "description": "Firestore Client Library for Node.js",
-  "version": "4.9.9",
+  "version": "4.10.0",
   "license": "Apache-2.0",
   "author": "Google Inc.",
   "engines": {
diff --git a/samples/package.json b/samples/package.json
index e6f314a6e..8fd0e7e17 100644
--- a/samples/package.json
+++ b/samples/package.json
@@ -11,7 +11,7 @@
     "test": "mocha --timeout 600000"
   },
   "dependencies": {
-    "@google-cloud/firestore": "^4.9.9"
+    "@google-cloud/firestore": "^4.10.0"
   },
   "devDependencies": {
     "chai": "^4.2.0",