diff --git a/packages/google-cloud-service-management/.release-please-manifest.json b/packages/google-cloud-service-management/.release-please-manifest.json
index e20d7e81bf53..0d1bebe1cfe4 100644
--- a/packages/google-cloud-service-management/.release-please-manifest.json
+++ b/packages/google-cloud-service-management/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.5.1"
+  ".": "1.6.0"
 }
diff --git a/packages/google-cloud-service-management/CHANGELOG.md b/packages/google-cloud-service-management/CHANGELOG.md
index 090329269fd1..5b416c877ea1 100644
--- a/packages/google-cloud-service-management/CHANGELOG.md
+++ b/packages/google-cloud-service-management/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.6.0](https://github.com/googleapis/python-service-management/compare/v1.5.1...v1.6.0) (2023-02-17)
+
+
+### Features
+
+* Enable "rest" transport in Python for services supporting numeric enums ([#192](https://github.com/googleapis/python-service-management/issues/192)) ([b4c2aa2](https://github.com/googleapis/python-service-management/commit/b4c2aa2b7be38bd3101a582c326b75a74468f9a6))
+
 ## [1.5.1](https://github.com/googleapis/python-service-management/compare/v1.5.0...v1.5.1) (2023-01-23)
 
 
diff --git a/packages/google-cloud-service-management/google/cloud/servicemanagement/gapic_version.py b/packages/google-cloud-service-management/google/cloud/servicemanagement/gapic_version.py
index 69ff013987c9..a016bdfe9144 100644
--- a/packages/google-cloud-service-management/google/cloud/servicemanagement/gapic_version.py
+++ b/packages/google-cloud-service-management/google/cloud/servicemanagement/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.5.1"  # {x-release-please-version}
+__version__ = "1.6.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-service-management/google/cloud/servicemanagement_v1/gapic_version.py b/packages/google-cloud-service-management/google/cloud/servicemanagement_v1/gapic_version.py
index 69ff013987c9..a016bdfe9144 100644
--- a/packages/google-cloud-service-management/google/cloud/servicemanagement_v1/gapic_version.py
+++ b/packages/google-cloud-service-management/google/cloud/servicemanagement_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.5.1"  # {x-release-please-version}
+__version__ = "1.6.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-service-management/samples/generated_samples/snippet_metadata_google.api.servicemanagement.v1.json b/packages/google-cloud-service-management/samples/generated_samples/snippet_metadata_google.api.servicemanagement.v1.json
index 8b514f320127..0b8a58c09c46 100644
--- a/packages/google-cloud-service-management/samples/generated_samples/snippet_metadata_google.api.servicemanagement.v1.json
+++ b/packages/google-cloud-service-management/samples/generated_samples/snippet_metadata_google.api.servicemanagement.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-service-management",
-    "version": "0.1.0"
+    "version": "1.6.0"
   },
   "snippets": [
     {