diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 94d5d8cc4..28ce5d0cc 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-    ".": "2.23.1"
+    ".": "2.24.0"
 }
   
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 93db31182..447013720 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,19 @@
 [1]: https://pypi.org/project/google-cloud-pubsub/#history
 
 
+## [2.24.0](https://github.com/googleapis/python-pubsub/compare/v2.23.1...v2.24.0) (2024-09-24)
+
+
+### Features
+
+* Add OpenTelemetry support for Subscribe Side ([#1252](https://github.com/googleapis/python-pubsub/issues/1252)) ([1b6f3d2](https://github.com/googleapis/python-pubsub/commit/1b6f3d284095e138943576de8551df263f73a506))
+* Open Telemetry Publish Side Support ([#1241](https://github.com/googleapis/python-pubsub/issues/1241)) ([bb5f3d1](https://github.com/googleapis/python-pubsub/commit/bb5f3d1a7df2d661cccc336edc8eceb2161c6921))
+
+
+### Bug Fixes
+
+* Fix flaky test ([#1254](https://github.com/googleapis/python-pubsub/issues/1254)) ([1ae49de](https://github.com/googleapis/python-pubsub/commit/1ae49de09996a5cf19f592f996c46e0222d540fc))
+
 ## [2.23.1](https://github.com/googleapis/python-pubsub/compare/v2.23.0...v2.23.1) (2024-09-09)
 
 
diff --git a/google/pubsub/gapic_version.py b/google/pubsub/gapic_version.py
index 008f4dd36..07de09d56 100644
--- a/google/pubsub/gapic_version.py
+++ b/google/pubsub/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.23.1"  # {x-release-please-version}
+__version__ = "2.24.0"  # {x-release-please-version}
diff --git a/google/pubsub_v1/gapic_version.py b/google/pubsub_v1/gapic_version.py
index 008f4dd36..07de09d56 100644
--- a/google/pubsub_v1/gapic_version.py
+++ b/google/pubsub_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.23.1"  # {x-release-please-version}
+__version__ = "2.24.0"  # {x-release-please-version}
diff --git a/samples/generated_samples/snippet_metadata_google.pubsub.v1.json b/samples/generated_samples/snippet_metadata_google.pubsub.v1.json
index c1602f5ba..fd163b590 100644
--- a/samples/generated_samples/snippet_metadata_google.pubsub.v1.json
+++ b/samples/generated_samples/snippet_metadata_google.pubsub.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-pubsub",
-    "version": "2.23.1"
+    "version": "2.24.0"
   },
   "snippets": [
     {