diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index fa4291eb2..7c3079b2d 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    ".": "3.8.0"
+    ".": "3.9.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d8cfadcaa..56896a07e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,23 @@
 
 [1]: https://pypi.org/project/google-cloud-logging/#history
 
+## [3.9.0rc1](https://github.com/googleapis/python-logging/compare/v3.8.0...v3.9.0rc1) (2023-12-08)
+
+
+### Features
+
+* Add support for Python 3.12 ([#813](https://github.com/googleapis/python-logging/issues/813)) ([6591b53](https://github.com/googleapis/python-logging/commit/6591b53e3fcd67e156765f329700443647b70349))
+* Use native namespaces instead of pkg_resources ([#812](https://github.com/googleapis/python-logging/issues/812)) ([10ad75d](https://github.com/googleapis/python-logging/commit/10ad75d2b9276df389f5069f9f143f8f4621d04d))
+
+
+### Bug Fixes
+
+* Fixed DeprecationWarning for datetime objects for Python 3.12 ([#824](https://github.com/googleapis/python-logging/issues/824)) ([2384981](https://github.com/googleapis/python-logging/commit/2384981c9137a57a647a69a32b67dcacd619ea0a))
+* Fixed object paths in autogenerated code in owlbot.py ([#804](https://github.com/googleapis/python-logging/issues/804)) ([b14bb14](https://github.com/googleapis/python-logging/commit/b14bb144fad2dcf067b7e62e402b708f45ebadbe))
+* Updated protobuf JSON formatting to support nested protobufs ([#797](https://github.com/googleapis/python-logging/issues/797)) ([a00c261](https://github.com/googleapis/python-logging/commit/a00c261ee07a5dcaac9f5b966b4bb6729a2bbe65))
+* Use `retry_async` instead of `retry` in async client ([#816](https://github.com/googleapis/python-logging/issues/816)) ([c79f7f5](https://github.com/googleapis/python-logging/commit/c79f7f55dddb170eac29f24b23bfe1dde8bfbda8))
+* Use warning instead of warn in system tests to avoid DeprecationWarning ([#821](https://github.com/googleapis/python-logging/issues/821)) ([c447175](https://github.com/googleapis/python-logging/commit/c4471758e1efee0e3599b08969449b2ce71bd1b4))
+
 ## [3.8.0](https://github.com/googleapis/python-logging/compare/v3.7.0...v3.8.0) (2023-10-03)
 
 
diff --git a/google/cloud/logging/gapic_version.py b/google/cloud/logging/gapic_version.py
index 4052fbb0c..23962727d 100644
--- a/google/cloud/logging/gapic_version.py
+++ b/google/cloud/logging/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "3.8.0"  # {x-release-please-version}
+__version__ = "3.9.0rc1"  # {x-release-please-version}
diff --git a/google/cloud/logging_v2/gapic_version.py b/google/cloud/logging_v2/gapic_version.py
index 4052fbb0c..90b3aae3d 100644
--- a/google/cloud/logging_v2/gapic_version.py
+++ b/google/cloud/logging_v2/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "3.8.0"  # {x-release-please-version}
+__version__ = "3.9.0"  # {x-release-please-version}
diff --git a/samples/generated_samples/snippet_metadata_google.logging.v2.json b/samples/generated_samples/snippet_metadata_google.logging.v2.json
index b62675ba6..f1b714b6b 100644
--- a/samples/generated_samples/snippet_metadata_google.logging.v2.json
+++ b/samples/generated_samples/snippet_metadata_google.logging.v2.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-logging",
-    "version": "0.1.0"
+    "version": "3.9.0"
   },
   "snippets": [
     {