diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 8a6a8e676568..96e20db99b5b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -511,7 +511,7 @@
   "google-cloud-kms-inventory+FILLER": "0.0.0",
   "google-cloud-kms-inventory-v1": "0.23.1",
   "google-cloud-kms-inventory-v1+FILLER": "0.0.0",
-  "google-cloud-kms-v1": "1.15.1",
+  "google-cloud-kms-v1": "1.15.2",
   "google-cloud-kms-v1+FILLER": "0.0.0",
   "google-cloud-language": "2.2.1",
   "google-cloud-language+FILLER": "0.0.0",
diff --git a/google-cloud-kms-v1/CHANGELOG.md b/google-cloud-kms-v1/CHANGELOG.md
index 70f3339f9094..485efde850c0 100644
--- a/google-cloud-kms-v1/CHANGELOG.md
+++ b/google-cloud-kms-v1/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Release History
 
+### 1.15.2 (2026-09-02)
+
+#### Bug Fixes
+
+* onboarding libraries to Librarian / location mixin workarounds ([#36484](https://github.com/googleapis/google-cloud-ruby/issues/36484)) 
+
 ### 1.15.1 (2026-08-06)
 
 #### Bug Fixes
diff --git a/google-cloud-kms-v1/lib/google/cloud/kms/v1/version.rb b/google-cloud-kms-v1/lib/google/cloud/kms/v1/version.rb
index 882b750fab38..917ee537c26c 100644
--- a/google-cloud-kms-v1/lib/google/cloud/kms/v1/version.rb
+++ b/google-cloud-kms-v1/lib/google/cloud/kms/v1/version.rb
@@ -21,7 +21,7 @@ module Google
   module Cloud
     module Kms
       module V1
-        VERSION = "1.15.1"
+        VERSION = "1.15.2"
       end
     end
   end
diff --git a/google-cloud-kms-v1/snippets/snippet_metadata_google.cloud.kms.v1.json b/google-cloud-kms-v1/snippets/snippet_metadata_google.cloud.kms.v1.json
index 7d6c83d91bc2..e97108f3243c 100644
--- a/google-cloud-kms-v1/snippets/snippet_metadata_google.cloud.kms.v1.json
+++ b/google-cloud-kms-v1/snippets/snippet_metadata_google.cloud.kms.v1.json
@@ -1,7 +1,7 @@
 {
   "client_library": {
     "name": "google-cloud-kms-v1",
-    "version": "1.15.1",
+    "version": "1.15.2",
     "language": "RUBY",
     "apis": [
       {
diff --git a/librarian.yaml b/librarian.yaml
index d2cc3ce5c4c8..9101fa6934c2 100644
--- a/librarian.yaml
+++ b/librarian.yaml
@@ -1985,7 +1985,7 @@ libraries:
           ruby_cloud_opts:
             ruby-cloud-extra-dependencies: google-cloud-kms-v1=>0.0+<2.a
   - name: google-cloud-kms-v1
-    version: 1.15.1
+    version: 1.15.2
     apis:
       - path: google/cloud/kms/v1
         ruby: