diff --git a/.github/release-please.yml b/.github/release-please.yml
index 466597e5..6def37a8 100644
--- a/.github/release-please.yml
+++ b/.github/release-please.yml
@@ -1,2 +1,8 @@
 releaseType: python
 handleGHRelease: true
+# NOTE: this section is generated by synthtool.languages.python
+# See https://github.com/googleapis/synthtool/blob/master/synthtool/languages/python.py
+branches:
+- branch: v0
+  handleGHRelease: true
+  releaseType: python
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f41c7dd8..480bcb61 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-api-core/#history
 
+## [1.33.0](https://github.com/googleapis/python-api-core/compare/v1.32.0...v1.33.0) (2022-09-06)
+
+
+### Features
+
+* Merge main branch into v1 ([#438](https://github.com/googleapis/python-api-core/issues/438)) ([a175ce5](https://github.com/googleapis/python-api-core/commit/a175ce55578a6a3e79b6960d8e28d4e7f67ce5ee))
+
 ## [1.32.0](https://github.com/googleapis/python-api-core/compare/v1.31.6...v1.32.0) (2022-07-13)
 
 
diff --git a/google/api_core/version.py b/google/api_core/version.py
index 687ca554..d4cd2b06 100644
--- a/google/api_core/version.py
+++ b/google/api_core/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "1.32.0"
+__version__ = "1.33.0"