diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index f4a6212c4497..4476ef8cb773 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -279,7 +279,7 @@
   "google-cloud-contact_center_insights-v1+FILLER": "0.0.0",
   "google-cloud-container": "2.1.0",
   "google-cloud-container+FILLER": "0.0.0",
-  "google-cloud-container-v1": "1.14.0",
+  "google-cloud-container-v1": "1.15.0",
   "google-cloud-container-v1+FILLER": "0.0.0",
   "google-cloud-container-v1beta1": "0.54.0",
   "google-cloud-container-v1beta1+FILLER": "0.0.0",
diff --git a/google-cloud-container-v1/CHANGELOG.md b/google-cloud-container-v1/CHANGELOG.md
index c769e08d282b..6bf53a1cab75 100644
--- a/google-cloud-container-v1/CHANGELOG.md
+++ b/google-cloud-container-v1/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Release History
 
+### 1.15.0 (2026-05-17)
+
+#### Features
+
+* add confidential instance type and hyperdisk support to GKE API ([#33941](https://github.com/googleapis/google-cloud-ruby/issues/33941)) 
+
 ### 1.14.0 (2026-04-02)
 
 #### Features
diff --git a/google-cloud-container-v1/lib/google/cloud/container/v1/version.rb b/google-cloud-container-v1/lib/google/cloud/container/v1/version.rb
index f000ee087f56..55901effd944 100644
--- a/google-cloud-container-v1/lib/google/cloud/container/v1/version.rb
+++ b/google-cloud-container-v1/lib/google/cloud/container/v1/version.rb
@@ -21,7 +21,7 @@ module Google
   module Cloud
     module Container
       module V1
-        VERSION = "1.14.0"
+        VERSION = "1.15.0"
       end
     end
   end
diff --git a/google-cloud-container-v1/snippets/snippet_metadata_google.container.v1.json b/google-cloud-container-v1/snippets/snippet_metadata_google.container.v1.json
index 428dfc505892..1156aea0d0c5 100644
--- a/google-cloud-container-v1/snippets/snippet_metadata_google.container.v1.json
+++ b/google-cloud-container-v1/snippets/snippet_metadata_google.container.v1.json
@@ -1,7 +1,7 @@
 {
   "client_library": {
     "name": "google-cloud-container-v1",
-    "version": "1.14.0",
+    "version": "1.15.0",
     "language": "RUBY",
     "apis": [
       {