diff --git a/CHANGELOG.md b/CHANGELOG.md
index d863da3a..53d29a9d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://www.npmjs.com/package/google-auth-library-nodejs?activeTab=versions
 
+### [5.9.1](https://www.github.com/googleapis/google-auth-library-nodejs/compare/v5.9.0...v5.9.1) (2020-01-16)
+
+
+### Bug Fixes
+
+* ensures GCE metadata sets email field for ID tokens ([#874](https://www.github.com/googleapis/google-auth-library-nodejs/issues/874)) ([e45b73d](https://www.github.com/googleapis/google-auth-library-nodejs/commit/e45b73dbb22e1c2d8115882006a21337c7d9bd63))
+
 ## [5.9.0](https://www.github.com/googleapis/google-auth-library-nodejs/compare/v5.8.0...v5.9.0) (2020-01-14)
 
 
diff --git a/package.json b/package.json
index 460978d9..8bb87354 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "google-auth-library",
-  "version": "5.9.0",
+  "version": "5.9.1",
   "author": "Google Inc.",
   "description": "Google APIs Authentication Client Library for Node.js",
   "engines": {
diff --git a/samples/package.json b/samples/package.json
index 16b9806e..86175edb 100644
--- a/samples/package.json
+++ b/samples/package.json
@@ -12,7 +12,7 @@
   },
   "license": "Apache-2.0",
   "dependencies": {
-    "google-auth-library": "^5.9.0",
+    "google-auth-library": "^5.9.1",
     "node-fetch": "^2.3.0",
     "opn": "^5.3.0",
     "server-destroy": "^1.0.1"