diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc6548877..da9433e3d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.18.1](https://github.com/googleapis/python-genai/compare/v2.18.0...v2.18.1) (2026-08-13)
+
+
+### Bug Fixes
+
+* Add gemini-3.7-flash ([f898b61](https://github.com/googleapis/python-genai/commit/f898b61089df672818a6f8832646ae82b59ff9a2))
+
 ## [2.18.0](https://github.com/googleapis/python-genai/compare/v2.17.0...v2.18.0) (2026-08-12)
 
 
diff --git a/google/genai/version.py b/google/genai/version.py
index 5b34e530c..2aadf4192 100644
--- a/google/genai/version.py
+++ b/google/genai/version.py
@@ -13,4 +13,4 @@
 # limitations under the License.
 #
 
-__version__ = '2.18.0' # x-release-please-version
+__version__ = '2.18.1' # x-release-please-version
diff --git a/pyproject.toml b/pyproject.toml
index 0987a777e..186e51d5a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ requires = ["setuptools", "wheel", "twine>=6.1.0", "packaging>=24.2", "pkginfo>=
 
 [project]
 name = "google-genai"
-version = "2.18.0"
+version = "2.18.1"
 description = "GenAI Python SDK"
 readme = "README.md"
 license = "Apache-2.0"