diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 78f423933c39b..e62a87bd1e72b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -104,7 +104,7 @@
     "packages/google-cloud-scheduler": "2.11.2",
     "packages/google-cloud-secret-manager": "2.16.4",
     "packages/google-cloud-securesourcemanager": "0.1.0",
-    "packages/google-cloud-securitycenter": "1.23.3",
+    "packages/google-cloud-securitycenter": "1.24.0",
     "packages/google-cloud-service-control": "1.9.2",
     "packages/google-cloud-service-directory": "1.9.2",
     "packages/google-cloud-service-usage": "1.8.0",
diff --git a/packages/google-cloud-securitycenter/CHANGELOG.md b/packages/google-cloud-securitycenter/CHANGELOG.md
index 41e394cad2b79..484d004bff1eb 100644
--- a/packages/google-cloud-securitycenter/CHANGELOG.md
+++ b/packages/google-cloud-securitycenter/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-cloud-securitycenter/#history
 
+## [1.24.0](https://github.com/googleapis/google-cloud-python/compare/google-cloud-securitycenter-v1.23.3...google-cloud-securitycenter-v1.24.0) (2023-10-25)
+
+
+### Features
+
+* Add SimulateSecurityHealthAnalyticsCustomModule API for testing SHA custom module ([#11854](https://github.com/googleapis/google-cloud-python/issues/11854)) ([6055a99](https://github.com/googleapis/google-cloud-python/commit/6055a9906140cc503f8e8aa0ff19dbdde7681a53))
+
 ## [1.23.3](https://github.com/googleapis/google-cloud-python/compare/google-cloud-securitycenter-v1.23.2...google-cloud-securitycenter-v1.23.3) (2023-09-19)
 
 
diff --git a/packages/google-cloud-securitycenter/google/cloud/securitycenter/gapic_version.py b/packages/google-cloud-securitycenter/google/cloud/securitycenter/gapic_version.py
index 360a0d13ebdd4..9a6fa77113a33 100644
--- a/packages/google-cloud-securitycenter/google/cloud/securitycenter/gapic_version.py
+++ b/packages/google-cloud-securitycenter/google/cloud/securitycenter/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.0.0"  # {x-release-please-version}
+__version__ = "1.24.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1/gapic_version.py b/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1/gapic_version.py
index 360a0d13ebdd4..9a6fa77113a33 100644
--- a/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1/gapic_version.py
+++ b/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.0.0"  # {x-release-please-version}
+__version__ = "1.24.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1beta1/gapic_version.py b/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1beta1/gapic_version.py
index 360a0d13ebdd4..9a6fa77113a33 100644
--- a/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1beta1/gapic_version.py
+++ b/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1beta1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.0.0"  # {x-release-please-version}
+__version__ = "1.24.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1p1beta1/gapic_version.py b/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1p1beta1/gapic_version.py
index 360a0d13ebdd4..9a6fa77113a33 100644
--- a/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1p1beta1/gapic_version.py
+++ b/packages/google-cloud-securitycenter/google/cloud/securitycenter_v1p1beta1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.0.0"  # {x-release-please-version}
+__version__ = "1.24.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1.json b/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1.json
index 278ec40bb2161..1330944689396 100644
--- a/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1.json
+++ b/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-securitycenter",
-    "version": "0.1.0"
+    "version": "1.24.0"
   },
   "snippets": [
     {
diff --git a/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1beta1.json b/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1beta1.json
index a4c1295eaf990..e83a4034d6aba 100644
--- a/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1beta1.json
+++ b/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1beta1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-securitycenter",
-    "version": "0.1.0"
+    "version": "1.24.0"
   },
   "snippets": [
     {
diff --git a/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1p1beta1.json b/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1p1beta1.json
index 774592ce11f7a..bebdd881291d5 100644
--- a/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1p1beta1.json
+++ b/packages/google-cloud-securitycenter/samples/generated_samples/snippet_metadata_google.cloud.securitycenter.v1p1beta1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-securitycenter",
-    "version": "0.1.0"
+    "version": "1.24.0"
   },
   "snippets": [
     {