diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 7a48e52a..ed320221 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "2.12.0"
+  ".": "2.12.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 71647dde..10c12699 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-cloud-iam/#history
 
+## [2.12.1](https://github.com/googleapis/python-iam/compare/v2.12.0...v2.12.1) (2023-07-04)
+
+
+### Bug Fixes
+
+* Add async context manager return types ([#284](https://github.com/googleapis/python-iam/issues/284)) ([6005f6f](https://github.com/googleapis/python-iam/commit/6005f6fe50a216920096c60b243c08124a78be92))
+
 ## [2.12.0](https://github.com/googleapis/python-iam/compare/v2.11.2...v2.12.0) (2023-03-23)
 
 
diff --git a/google/cloud/iam/gapic_version.py b/google/cloud/iam/gapic_version.py
index 16ae0e95..aa9b96fc 100644
--- a/google/cloud/iam/gapic_version.py
+++ b/google/cloud/iam/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.12.0"  # {x-release-please-version}
+__version__ = "2.12.1"  # {x-release-please-version}
diff --git a/google/cloud/iam_credentials/gapic_version.py b/google/cloud/iam_credentials/gapic_version.py
index 16ae0e95..aa9b96fc 100644
--- a/google/cloud/iam_credentials/gapic_version.py
+++ b/google/cloud/iam_credentials/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.12.0"  # {x-release-please-version}
+__version__ = "2.12.1"  # {x-release-please-version}
diff --git a/google/cloud/iam_credentials_v1/gapic_version.py b/google/cloud/iam_credentials_v1/gapic_version.py
index 16ae0e95..aa9b96fc 100644
--- a/google/cloud/iam_credentials_v1/gapic_version.py
+++ b/google/cloud/iam_credentials_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.12.0"  # {x-release-please-version}
+__version__ = "2.12.1"  # {x-release-please-version}
diff --git a/google/cloud/iam_v2/gapic_version.py b/google/cloud/iam_v2/gapic_version.py
index 16ae0e95..aa9b96fc 100644
--- a/google/cloud/iam_v2/gapic_version.py
+++ b/google/cloud/iam_v2/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.12.0"  # {x-release-please-version}
+__version__ = "2.12.1"  # {x-release-please-version}
diff --git a/google/cloud/iam_v2beta/gapic_version.py b/google/cloud/iam_v2beta/gapic_version.py
index 16ae0e95..aa9b96fc 100644
--- a/google/cloud/iam_v2beta/gapic_version.py
+++ b/google/cloud/iam_v2beta/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.12.0"  # {x-release-please-version}
+__version__ = "2.12.1"  # {x-release-please-version}
diff --git a/samples/generated_samples/snippet_metadata_google.iam.credentials.v1.json b/samples/generated_samples/snippet_metadata_google.iam.credentials.v1.json
index 1e024f5c..c5211b21 100644
--- a/samples/generated_samples/snippet_metadata_google.iam.credentials.v1.json
+++ b/samples/generated_samples/snippet_metadata_google.iam.credentials.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-iam",
-    "version": "0.1.0"
+    "version": "2.12.1"
   },
   "snippets": [
     {
diff --git a/samples/generated_samples/snippet_metadata_google.iam.v2.json b/samples/generated_samples/snippet_metadata_google.iam.v2.json
index 41cce8e2..69172cc0 100644
--- a/samples/generated_samples/snippet_metadata_google.iam.v2.json
+++ b/samples/generated_samples/snippet_metadata_google.iam.v2.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-iam",
-    "version": "0.1.0"
+    "version": "2.12.1"
   },
   "snippets": [
     {
diff --git a/samples/generated_samples/snippet_metadata_google.iam.v2beta.json b/samples/generated_samples/snippet_metadata_google.iam.v2beta.json
index 5c06ffb6..09aa9e61 100644
--- a/samples/generated_samples/snippet_metadata_google.iam.v2beta.json
+++ b/samples/generated_samples/snippet_metadata_google.iam.v2beta.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-iam",
-    "version": "0.1.0"
+    "version": "2.12.1"
   },
   "snippets": [
     {