diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 33b5ff91..ef273e5f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-    ".": "2.12.0"
+    ".": "2.13.0"
 }
   
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index be7a63b6..04f077b7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-cloud-monitoring/#history
 
+## [2.13.0](https://github.com/googleapis/python-monitoring/compare/v2.12.0...v2.13.0) (2023-01-09)
+
+
+### Features
+
+* Added Snooze API support ([#519](https://github.com/googleapis/python-monitoring/issues/519)) ([1d33db7](https://github.com/googleapis/python-monitoring/commit/1d33db7ade09a6ee35e2a4b371bc2d3ba82c8e06))
+
 ## [2.12.0](https://github.com/googleapis/python-monitoring/compare/v2.11.3...v2.12.0) (2022-12-15)
 
 
diff --git a/google/cloud/monitoring/gapic_version.py b/google/cloud/monitoring/gapic_version.py
index 16ae0e95..a3c92559 100644
--- a/google/cloud/monitoring/gapic_version.py
+++ b/google/cloud/monitoring/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.12.0"  # {x-release-please-version}
+__version__ = "2.13.0"  # {x-release-please-version}
diff --git a/google/cloud/monitoring_v3/gapic_version.py b/google/cloud/monitoring_v3/gapic_version.py
index 16ae0e95..a3c92559 100644
--- a/google/cloud/monitoring_v3/gapic_version.py
+++ b/google/cloud/monitoring_v3/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.12.0"  # {x-release-please-version}
+__version__ = "2.13.0"  # {x-release-please-version}
diff --git a/samples/generated_samples/snippet_metadata_google.monitoring.v3.json b/samples/generated_samples/snippet_metadata_google.monitoring.v3.json
index 04888a5f..13252c47 100644
--- a/samples/generated_samples/snippet_metadata_google.monitoring.v3.json
+++ b/samples/generated_samples/snippet_metadata_google.monitoring.v3.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-monitoring",
-    "version": "0.1.0"
+    "version": "2.13.0"
   },
   "snippets": [
     {