diff --git a/.release-please-individual-manifest.json b/.release-please-individual-manifest.json
index 140ed850bc63..78b6bfa0eb18 100644
--- a/.release-please-individual-manifest.json
+++ b/.release-please-individual-manifest.json
@@ -20,5 +20,5 @@
   "packages/pandas-gbq": "0.35.3",
   "packages/sqlalchemy-bigquery": "1.17.3",
   "packages/sqlalchemy-spanner": "1.20.1",
-  "preview-packages/google-cloud-compute": "1.56.0-preview.1"
+  "preview-packages/google-cloud-compute": "1.56.0-preview.2"
 }
\ No newline at end of file
diff --git a/librarian.yaml b/librarian.yaml
index c19688c18238..a73f111a6693 100644
--- a/librarian.yaml
+++ b/librarian.yaml
@@ -797,7 +797,7 @@ libraries:
   - name: google-cloud-compute
     version: 1.56.0
     preview:
-      version: 1.56.0-preview.1
+      version: 1.56.0-preview.2
       apis:
         - path: google/cloud/compute/v1
     apis:
diff --git a/preview-packages/google-cloud-compute/CHANGELOG.md b/preview-packages/google-cloud-compute/CHANGELOG.md
index 5713334e8216..748ee560f85a 100644
--- a/preview-packages/google-cloud-compute/CHANGELOG.md
+++ b/preview-packages/google-cloud-compute/CHANGELOG.md
@@ -1,5 +1,24 @@
 # Changelog
 
+## [1.56.0-preview.2](https://github.com/googleapis/google-cloud-python/compare/google-cloud-compute-v1.56.0-preview.1...google-cloud-compute-v1.56.0-preview.2) (2026-10-29)
+
+
+### Features
+
+* add AliasNetworkEndpoints service and AliasNetworkEndpoint ([1f86109](https://github.com/googleapis/google-cloud-python/commit/1f86109380984b6a65bf57b884ddfc6b87cafef2))
+* add HaControllerParams and HaControllerInstanceNetworkInterface ([1f86109](https://github.com/googleapis/google-cloud-python/commit/1f86109380984b6a65bf57b884ddfc6b87cafef2))
+* add ip_collection to AccessConfig and network_attachment and ([1f86109](https://github.com/googleapis/google-cloud-python/commit/1f86109380984b6a65bf57b884ddfc6b87cafef2))
+* add MEMORY_OPTIMIZED_X5 values to Commitment.Type enum and ([1f86109](https://github.com/googleapis/google-cloud-python/commit/1f86109380984b6a65bf57b884ddfc6b87cafef2))
+* add ProtectionTier enum and protection_tier field to Scheduling ([1f86109](https://github.com/googleapis/google-cloud-python/commit/1f86109380984b6a65bf57b884ddfc6b87cafef2))
+* remove FLOW_MANAGEMENT_UNSPECIFIED from ([1f86109](https://github.com/googleapis/google-cloud-python/commit/1f86109380984b6a65bf57b884ddfc6b87cafef2))
+* update API sources and regenerate ([#18699](https://github.com/googleapis/google-cloud-python/issues/18699)) ([1aa57db](https://github.com/googleapis/google-cloud-python/commit/1aa57db6309e47e1a0505be80ed0443d2ca5a4d0))
+* update Compute Engine v1 (preview) API to 2026-10-01-preview ([1f86109](https://github.com/googleapis/google-cloud-python/commit/1f86109380984b6a65bf57b884ddfc6b87cafef2))
+
+
+### Documentation
+
+* see release notes ([1f86109](https://github.com/googleapis/google-cloud-python/commit/1f86109380984b6a65bf57b884ddfc6b87cafef2))
+
 ## [1.56.0-preview.1](https://github.com/googleapis/google-cloud-python/compare/google-cloud-compute-v1.51.0-preview.1...google-cloud-compute-v1.56.0-preview.1) (2026-10-01)
 
 
@@ -19,4 +38,3 @@
 [PyPI History][1]
 
 [1]: https://pypi.org/project/google-cloud-compute/#history
-
diff --git a/preview-packages/google-cloud-compute/google/cloud/compute/gapic_version.py b/preview-packages/google-cloud-compute/google/cloud/compute/gapic_version.py
index 648ea5b9e05b..b2ede2813fed 100644
--- a/preview-packages/google-cloud-compute/google/cloud/compute/gapic_version.py
+++ b/preview-packages/google-cloud-compute/google/cloud/compute/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.56.0-preview.1"  # {x-release-please-version}
+__version__ = "1.56.0-preview.2"  # {x-release-please-version}
diff --git a/preview-packages/google-cloud-compute/google/cloud/compute_v1/gapic_version.py b/preview-packages/google-cloud-compute/google/cloud/compute_v1/gapic_version.py
index 648ea5b9e05b..b2ede2813fed 100644
--- a/preview-packages/google-cloud-compute/google/cloud/compute_v1/gapic_version.py
+++ b/preview-packages/google-cloud-compute/google/cloud/compute_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.56.0-preview.1"  # {x-release-please-version}
+__version__ = "1.56.0-preview.2"  # {x-release-please-version}
diff --git a/preview-packages/google-cloud-compute/samples/generated_samples/snippet_metadata_google.cloud.compute.v1.json b/preview-packages/google-cloud-compute/samples/generated_samples/snippet_metadata_google.cloud.compute.v1.json
index ccc5083dc985..a814d9b6926d 100644
--- a/preview-packages/google-cloud-compute/samples/generated_samples/snippet_metadata_google.cloud.compute.v1.json
+++ b/preview-packages/google-cloud-compute/samples/generated_samples/snippet_metadata_google.cloud.compute.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-compute",
-    "version": "1.56.0-preview.1"
+    "version": "1.56.0-preview.2"
   },
   "snippets": [
     {