diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 6bb50d96..13a0da6b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    ".": "2.9.0"
+    ".": "2.9.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d2c09dd8..3244ccc8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-cloud-language/#history
 
+## [2.9.1](https://github.com/googleapis/python-language/compare/v2.9.0...v2.9.1) (2023-03-23)
+
+
+### Documentation
+
+* Fix formatting of request arg in docstring ([#429](https://github.com/googleapis/python-language/issues/429)) ([475e787](https://github.com/googleapis/python-language/commit/475e787aa7c2cd6a6268c2656d6d9e3cd3a76735))
+
 ## [2.9.0](https://github.com/googleapis/python-language/compare/v2.8.1...v2.9.0) (2023-02-16)
 
 
diff --git a/google/cloud/language/gapic_version.py b/google/cloud/language/gapic_version.py
index 60aeb18d..18081a7d 100644
--- a/google/cloud/language/gapic_version.py
+++ b/google/cloud/language/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.9.0"  # {x-release-please-version}
+__version__ = "2.9.1"  # {x-release-please-version}
diff --git a/google/cloud/language_v1/gapic_version.py b/google/cloud/language_v1/gapic_version.py
index 60aeb18d..18081a7d 100644
--- a/google/cloud/language_v1/gapic_version.py
+++ b/google/cloud/language_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.9.0"  # {x-release-please-version}
+__version__ = "2.9.1"  # {x-release-please-version}
diff --git a/google/cloud/language_v1beta2/gapic_version.py b/google/cloud/language_v1beta2/gapic_version.py
index 60aeb18d..18081a7d 100644
--- a/google/cloud/language_v1beta2/gapic_version.py
+++ b/google/cloud/language_v1beta2/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "2.9.0"  # {x-release-please-version}
+__version__ = "2.9.1"  # {x-release-please-version}
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.language.v1.json b/samples/generated_samples/snippet_metadata_google.cloud.language.v1.json
index 936a8b70..9651e696 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.language.v1.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.language.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-language",
-    "version": "0.1.0"
+    "version": "2.9.1"
   },
   "snippets": [
     {
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.language.v1beta2.json b/samples/generated_samples/snippet_metadata_google.cloud.language.v1beta2.json
index a4368f2d..6ef547cc 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.language.v1beta2.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.language.v1beta2.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-language",
-    "version": "0.1.0"
+    "version": "2.9.1"
   },
   "snippets": [
     {