diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index b3e3395..4c313f9 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.3.3"
+  ".": "1.4.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ea30a47..e974003 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,28 @@
 # Changelog
 
+## [1.4.0](https://github.com/googleapis/python-binary-authorization/compare/v1.3.3...v1.4.0) (2022-12-06)
+
+
+### Features
+
+* add support for `google.cloud.binaryauthorization.__version__` ([2df0de1](https://github.com/googleapis/python-binary-authorization/commit/2df0de1accecdb7c72d054fe53aaf3fe4af5846f))
+* Add typing to proto.Message based class attributes ([2df0de1](https://github.com/googleapis/python-binary-authorization/commit/2df0de1accecdb7c72d054fe53aaf3fe4af5846f))
+
+
+### Bug Fixes
+
+* Add dict typing for client_options ([2df0de1](https://github.com/googleapis/python-binary-authorization/commit/2df0de1accecdb7c72d054fe53aaf3fe4af5846f))
+* **deps:** require google-api-core >=1.33.2 ([2df0de1](https://github.com/googleapis/python-binary-authorization/commit/2df0de1accecdb7c72d054fe53aaf3fe4af5846f))
+* **deps:** Require google-api-core >=1.34.0, >=2.11.0  ([b3128a5](https://github.com/googleapis/python-binary-authorization/commit/b3128a5c482fce5f606792db7ca0e5bfca46fca4))
+* Drop usage of pkg_resources ([b3128a5](https://github.com/googleapis/python-binary-authorization/commit/b3128a5c482fce5f606792db7ca0e5bfca46fca4))
+* Fix timeout default values ([b3128a5](https://github.com/googleapis/python-binary-authorization/commit/b3128a5c482fce5f606792db7ca0e5bfca46fca4))
+
+
+### Documentation
+
+* **samples:** Snippetgen handling of repeated enum field ([2df0de1](https://github.com/googleapis/python-binary-authorization/commit/2df0de1accecdb7c72d054fe53aaf3fe4af5846f))
+* **samples:** Snippetgen should call await on the operation coroutine before calling result ([b3128a5](https://github.com/googleapis/python-binary-authorization/commit/b3128a5c482fce5f606792db7ca0e5bfca46fca4))
+
 ## [1.3.3](https://github.com/googleapis/python-binary-authorization/compare/v1.3.2...v1.3.3) (2022-10-07)
 
 
diff --git a/google/cloud/binaryauthorization/gapic_version.py b/google/cloud/binaryauthorization/gapic_version.py
index e370372..18c65df 100644
--- a/google/cloud/binaryauthorization/gapic_version.py
+++ b/google/cloud/binaryauthorization/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.3.3"  # {x-release-please-version}
+__version__ = "1.4.0"  # {x-release-please-version}
diff --git a/google/cloud/binaryauthorization_v1/gapic_version.py b/google/cloud/binaryauthorization_v1/gapic_version.py
index e370372..18c65df 100644
--- a/google/cloud/binaryauthorization_v1/gapic_version.py
+++ b/google/cloud/binaryauthorization_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.3.3"  # {x-release-please-version}
+__version__ = "1.4.0"  # {x-release-please-version}
diff --git a/google/cloud/binaryauthorization_v1beta1/gapic_version.py b/google/cloud/binaryauthorization_v1beta1/gapic_version.py
index e370372..18c65df 100644
--- a/google/cloud/binaryauthorization_v1beta1/gapic_version.py
+++ b/google/cloud/binaryauthorization_v1beta1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "1.3.3"  # {x-release-please-version}
+__version__ = "1.4.0"  # {x-release-please-version}
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.binaryauthorization.v1.json b/samples/generated_samples/snippet_metadata_google.cloud.binaryauthorization.v1.json
index 6d7a035..49c5d4f 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.binaryauthorization.v1.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.binaryauthorization.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-binary-authorization",
-    "version": "0.1.0"
+    "version": "1.4.0"
   },
   "snippets": [
     {
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.binaryauthorization.v1beta1.json b/samples/generated_samples/snippet_metadata_google.cloud.binaryauthorization.v1beta1.json
index c60d526..986d383 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.binaryauthorization.v1beta1.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.binaryauthorization.v1beta1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-binary-authorization",
-    "version": "0.1.0"
+    "version": "1.4.0"
   },
   "snippets": [
     {