diff --git a/packages/google-cloud-securitycenter/.release-please-manifest.json b/packages/google-cloud-securitycenter/.release-please-manifest.json
index 6d9e5fc04aff..2c543c4d65e8 100644
--- a/packages/google-cloud-securitycenter/.release-please-manifest.json
+++ b/packages/google-cloud-securitycenter/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.20.0"
+  ".": "1.21.0"
 }
diff --git a/packages/google-cloud-securitycenter/CHANGELOG.md b/packages/google-cloud-securitycenter/CHANGELOG.md
index 6a1d901144bb..691f77447c36 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
 
+## [1.21.0](https://github.com/googleapis/python-securitycenter/compare/v1.20.0...v1.21.0) (2023-04-21)
+
+
+### Features
+
+* Add cloud_dlp_inspection and cloud_dlp_data_profile fields to finding's list of attributes ([#449](https://github.com/googleapis/python-securitycenter/issues/449)) ([f167dad](https://github.com/googleapis/python-securitycenter/commit/f167dad2fec23e7814e2c9e6725d4c8d0426635e))
+
 ## [1.20.0](https://github.com/googleapis/python-securitycenter/compare/v1.19.1...v1.20.0) (2023-04-12)
 
 
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 4d61ace4f182..6c9024e0e7c9 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__ = "1.20.0"  # {x-release-please-version}
+__version__ = "1.21.0"  # {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 4d61ace4f182..6c9024e0e7c9 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__ = "1.20.0"  # {x-release-please-version}
+__version__ = "1.21.0"  # {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 4d61ace4f182..6c9024e0e7c9 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__ = "1.20.0"  # {x-release-please-version}
+__version__ = "1.21.0"  # {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 4d61ace4f182..6c9024e0e7c9 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__ = "1.20.0"  # {x-release-please-version}
+__version__ = "1.21.0"  # {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 ec678e1a8024..21934b270e1f 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": "1.21.0"
   },
   "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 a4c1295eaf99..933cfaeaf24f 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": "1.21.0"
   },
   "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 774592ce11f7..d0ee48be47da 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": "1.21.0"
   },
   "snippets": [
     {