diff --git a/packages/google-cloud-dataplex/.release-please-manifest.json b/packages/google-cloud-dataplex/.release-please-manifest.json
index efe9bfbbb134..866e93f7a276 100644
--- a/packages/google-cloud-dataplex/.release-please-manifest.json
+++ b/packages/google-cloud-dataplex/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.4.2"
+  ".": "1.4.3"
 }
diff --git a/packages/google-cloud-dataplex/CHANGELOG.md b/packages/google-cloud-dataplex/CHANGELOG.md
index f3d49996ddd7..ee705d595a1f 100644
--- a/packages/google-cloud-dataplex/CHANGELOG.md
+++ b/packages/google-cloud-dataplex/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.4.3](https://github.com/googleapis/python-dataplex/compare/v1.4.2...v1.4.3) (2023-03-23)
+
+
+### Documentation
+
+* Fix formatting of request arg in docstring ([#131](https://github.com/googleapis/python-dataplex/issues/131)) ([3ebb439](https://github.com/googleapis/python-dataplex/commit/3ebb439e786fecda33956c3eac2b0b3f451bedb1))
+
 ## [1.4.2](https://github.com/googleapis/python-dataplex/compare/v1.4.1...v1.4.2) (2023-02-02)
 
 
diff --git a/packages/google-cloud-dataplex/google/cloud/dataplex/gapic_version.py b/packages/google-cloud-dataplex/google/cloud/dataplex/gapic_version.py
index f45c3f638494..178df4be9b64 100644
--- a/packages/google-cloud-dataplex/google/cloud/dataplex/gapic_version.py
+++ b/packages/google-cloud-dataplex/google/cloud/dataplex/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.4.2"  # {x-release-please-version}
+__version__ = "1.4.3"  # {x-release-please-version}
diff --git a/packages/google-cloud-dataplex/google/cloud/dataplex_v1/gapic_version.py b/packages/google-cloud-dataplex/google/cloud/dataplex_v1/gapic_version.py
index f45c3f638494..178df4be9b64 100644
--- a/packages/google-cloud-dataplex/google/cloud/dataplex_v1/gapic_version.py
+++ b/packages/google-cloud-dataplex/google/cloud/dataplex_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.4.2"  # {x-release-please-version}
+__version__ = "1.4.3"  # {x-release-please-version}
diff --git a/packages/google-cloud-dataplex/samples/generated_samples/snippet_metadata_google.cloud.dataplex.v1.json b/packages/google-cloud-dataplex/samples/generated_samples/snippet_metadata_google.cloud.dataplex.v1.json
index 7a73df5b6af7..37886f74c975 100644
--- a/packages/google-cloud-dataplex/samples/generated_samples/snippet_metadata_google.cloud.dataplex.v1.json
+++ b/packages/google-cloud-dataplex/samples/generated_samples/snippet_metadata_google.cloud.dataplex.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-dataplex",
-    "version": "0.1.0"
+    "version": "1.4.3"
   },
   "snippets": [
     {