diff --git a/.librarian/state.yaml b/.librarian/state.yaml
index 2f548233c..69eb9920d 100644
--- a/.librarian/state.yaml
+++ b/.librarian/state.yaml
@@ -1,7 +1,7 @@
 image: us-central1-docker.pkg.dev/cloud-sdk-librarian-prod/images-prod/librarian-go@sha256:f2cbb6b904fdbf086efec0100536c52a79a654a5b9df21f975a2b6f6d50395a4
 libraries:
   - id: v2
-    version: 2.15.0
+    version: 2.16.0
     last_generated_commit: ""
     apis: []
     source_roots:
diff --git a/v2/CHANGES.md b/v2/CHANGES.md
index fc8e28e3e..2c3300e0a 100644
--- a/v2/CHANGES.md
+++ b/v2/CHANGES.md
@@ -1,5 +1,11 @@
 # Changes
 
+## [2.16.0](https://github.com/googleapis/google-cloud-go/releases/tag/v2.16.0) (2025-12-17)
+
+### Features
+
+* add IsFeatureEnabled (#454) ([2700b8a](https://github.com/googleapis/google-cloud-go/commit/2700b8ab3062c6c6c5a26d0fc6ba1fc064a8fc04))
+
 ## [2.15.0](https://github.com/googleapis/gax-go/compare/v2.14.2...v2.15.0) (2025-07-09)
 
 
diff --git a/v2/internal/version.go b/v2/internal/version.go
index 0ab1bce59..fa0e1007a 100644
--- a/v2/internal/version.go
+++ b/v2/internal/version.go
@@ -1,33 +1,20 @@
-// Copyright 2022, Google Inc.
-// All rights reserved.
+// Copyright 2025 Google LLC
 //
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
 //
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
+//      http://www.apache.org/licenses/LICENSE-2.0
 //
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapicgen. DO NOT EDIT.
 
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "2.15.0"
+const Version = "2.16.0"