diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c1562be90d40..af9b50ebc495 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -601,7 +601,7 @@
   "google-cloud-network_management-v1+FILLER": "0.0.0",
   "google-cloud-network_security": "1.4.0",
   "google-cloud-network_security+FILLER": "0.0.0",
-  "google-cloud-network_security-v1": "0.0.1",
+  "google-cloud-network_security-v1": "0.1.0",
   "google-cloud-network_security-v1+FILLER": "0.0.0",
   "google-cloud-network_security-v1beta1": "0.17.0",
   "google-cloud-network_security-v1beta1+FILLER": "0.0.0",
diff --git a/google-cloud-network_security-v1/.repo-metadata.json b/google-cloud-network_security-v1/.repo-metadata.json
index bd39d41d3b93..a83278766703 100644
--- a/google-cloud-network_security-v1/.repo-metadata.json
+++ b/google-cloud-network_security-v1/.repo-metadata.json
@@ -8,7 +8,7 @@
     "name": "networksecurity",
     "name_pretty": "Network Security V1 API",
     "product_documentation": "https://cloud.google.com/products/networking",
-    "release_level": "unreleased",
+    "release_level": "preview",
     "repo": "googleapis/google-cloud-ruby",
     "requires_billing": true,
     "ruby-cloud-description": "google-cloud-network_security-v1 is the official client library for the Network Security V1 API. Note that google-cloud-network_security-v1 is a version-specific client library. For most uses, we recommend installing the main client library google-cloud-network_security instead. See the readme for more details.",
diff --git a/google-cloud-network_security-v1/CHANGELOG.md b/google-cloud-network_security-v1/CHANGELOG.md
index f88957a62ba2..1d35e770eee7 100644
--- a/google-cloud-network_security-v1/CHANGELOG.md
+++ b/google-cloud-network_security-v1/CHANGELOG.md
@@ -1,2 +1,9 @@
-# Release History
+# Changelog
 
+### 0.1.0 (2026-07-04)
+
+#### Features
+
+* Initial generation of google-cloud-network_security-v1 ([#34693](https://github.com/googleapis/google-cloud-ruby/issues/34693)) 
+
+## Release History
diff --git a/google-cloud-network_security-v1/lib/google/cloud/network_security/v1/version.rb b/google-cloud-network_security-v1/lib/google/cloud/network_security/v1/version.rb
index e7b34917c4cc..e11223922a23 100644
--- a/google-cloud-network_security-v1/lib/google/cloud/network_security/v1/version.rb
+++ b/google-cloud-network_security-v1/lib/google/cloud/network_security/v1/version.rb
@@ -21,7 +21,7 @@ module Google
   module Cloud
     module NetworkSecurity
       module V1
-        VERSION = "0.0.1"
+        VERSION = "0.1.0"
       end
     end
   end
diff --git a/google-cloud-network_security-v1/snippets/snippet_metadata_google.cloud.networksecurity.v1.json b/google-cloud-network_security-v1/snippets/snippet_metadata_google.cloud.networksecurity.v1.json
index 8ecf8ee42bcf..8887ef0df2f2 100644
--- a/google-cloud-network_security-v1/snippets/snippet_metadata_google.cloud.networksecurity.v1.json
+++ b/google-cloud-network_security-v1/snippets/snippet_metadata_google.cloud.networksecurity.v1.json
@@ -1,7 +1,7 @@
 {
   "client_library": {
     "name": "google-cloud-network_security-v1",
-    "version": "",
+    "version": "0.1.0",
     "language": "RUBY",
     "apis": [
       {