diff --git a/.librarian/state.yaml b/.librarian/state.yaml
index ec694d9fe4d3..5d4a6a2ce73b 100644
--- a/.librarian/state.yaml
+++ b/.librarian/state.yaml
@@ -4139,7 +4139,7 @@ libraries:
       - internal/generated/snippets/scheduler/
     tag_format: '{id}/v{version}'
   - id: secretmanager
-    version: 1.15.1
+    version: 1.16.0
     last_generated_commit: 3322511885371d2b2253f209ccc3aa60d4100cfd
     apis:
       - path: google/cloud/secretmanager/v1
diff --git a/internal/generated/snippets/secretmanager/apiv1/snippet_metadata.google.cloud.secretmanager.v1.json b/internal/generated/snippets/secretmanager/apiv1/snippet_metadata.google.cloud.secretmanager.v1.json
index f3a9cbae6f68..35e3e0f363b6 100644
--- a/internal/generated/snippets/secretmanager/apiv1/snippet_metadata.google.cloud.secretmanager.v1.json
+++ b/internal/generated/snippets/secretmanager/apiv1/snippet_metadata.google.cloud.secretmanager.v1.json
@@ -1,7 +1,7 @@
 {
   "clientLibrary": {
     "name": "cloud.google.com/go/secretmanager/apiv1",
-    "version": "1.15.1",
+    "version": "1.16.0",
     "language": "GO",
     "apis": [
       {
diff --git a/internal/generated/snippets/secretmanager/apiv1beta2/snippet_metadata.google.cloud.secretmanager.v1beta2.json b/internal/generated/snippets/secretmanager/apiv1beta2/snippet_metadata.google.cloud.secretmanager.v1beta2.json
index a8ee07bd5a6d..86726a5abdca 100644
--- a/internal/generated/snippets/secretmanager/apiv1beta2/snippet_metadata.google.cloud.secretmanager.v1beta2.json
+++ b/internal/generated/snippets/secretmanager/apiv1beta2/snippet_metadata.google.cloud.secretmanager.v1beta2.json
@@ -1,7 +1,7 @@
 {
   "clientLibrary": {
     "name": "cloud.google.com/go/secretmanager/apiv1beta2",
-    "version": "1.15.1",
+    "version": "1.16.0",
     "language": "GO",
     "apis": [
       {
diff --git a/secretmanager/CHANGES.md b/secretmanager/CHANGES.md
index 380f41cc99e6..6523b4a41cf1 100644
--- a/secretmanager/CHANGES.md
+++ b/secretmanager/CHANGES.md
@@ -2,6 +2,12 @@
 
 
 
+## [1.16.0](https://github.com/googleapis/google-cloud-go/releases/tag/secretmanager%2Fv1.16.0) (2025-10-16)
+
+### Features
+
+* Conditionally enable AllowHardBoundTokens ([ddc086c](https://github.com/googleapis/google-cloud-go/commit/ddc086c9e374b6c48b5f6ddfefd20a5eadd488ac))
+
 ## [1.15.1](https://github.com/googleapis/google-cloud-go/compare/secretmanager/v1.15.0...secretmanager/v1.15.1) (2025-10-07)
 
 
diff --git a/secretmanager/internal/version.go b/secretmanager/internal/version.go
index 7dd6a0aa86f1..b98ad394f1d0 100644
--- a/secretmanager/internal/version.go
+++ b/secretmanager/internal/version.go
@@ -1,4 +1,4 @@
-// Copyright 2022 Google LLC
+// Copyright 2025 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -12,7 +12,9 @@
 // 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 = "1.15.1"
+const Version = "1.16.0"