diff --git a/packages/gen/pyproject.toml b/packages/gen/pyproject.toml
index 9c0befc..9dc1746 100644
--- a/packages/gen/pyproject.toml
+++ b/packages/gen/pyproject.toml
@@ -50,7 +50,7 @@ dependencies = [
 ]
 
 [project.optional-dependencies]
-google = ["google-genai~=2.20.0", "langchain-google-genai~=4.3.1"]
+google = ["google-genai~=2.21.0", "langchain-google-genai~=4.3.1"]
 amazon = ["boto3>=1.40.61", "aiobotocore>=3.2.0", "langchain-aws~=1.7.0"]
 all = ["sap-ai-sdk-gen[google,amazon]"]
 
diff --git a/uv.lock b/uv.lock
index e7b0f3e..3d93ac1 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1143,7 +1143,7 @@ requests = [
 
 [[package]]
 name = "google-genai"
-version = "2.20.0"
+version = "2.21.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anyio" },
@@ -1157,9 +1157,9 @@ dependencies = [
     { name = "typing-extensions" },
     { name = "websockets" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/87/dd/eacd43097318ea6b3e648862713a964d5de261a2eabcc7826db9b9de9758/google_genai-2.20.0.tar.gz", hash = "sha256:d382186f024e9050a7a4b25af6eacba9aa16c6e09594f5d1b530f22ff7f9d76f", size = 664965, upload-time = "2026-08-25T21:28:27.136Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/60/a7/a45f64f22ab9302b55fcbeb32acb6f313690a7748629b01e451aad1817a3/google_genai-2.21.0.tar.gz", hash = "sha256:0ecc11c6a5b9f5e3cc58e77ae5fead00c6719f8a1b2b654b803f514a9a6b64c0", size = 677301, upload-time = "2026-08-31T21:49:14.508Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/ae/a7/a979230234c9df019e008085c923726dc4d92c14a5701ad698e369c9ab2a/google_genai-2.20.0-py3-none-any.whl", hash = "sha256:49bddeccd29a4e6bf1706c5de67735f7115f537f08b6c36a70b8023c99399095", size = 1064276, upload-time = "2026-08-25T21:28:25.287Z" },
+    { url = "https://files.pythonhosted.org/packages/fb/d7/c2419dd5fedd5803ce09810e4e39561a0a13a960b3f48d2581c12e42af3e/google_genai-2.21.0-py3-none-any.whl", hash = "sha256:36b575034be46a03acd603a852e22a6359f2cdd6b26bb1d65d9b7e0cc7ab3648", size = 1080223, upload-time = "2026-08-31T21:49:12.699Z" },
 ]
 
 [[package]]
@@ -4277,7 +4277,7 @@ requires-dist = [
     { name = "boto3", marker = "extra == 'amazon'", specifier = ">=1.40.61" },
     { name = "click", specifier = ">=8.1.7" },
     { name = "dacite", specifier = ">=1.8.1" },
-    { name = "google-genai", marker = "extra == 'google'", specifier = "~=2.20.0" },
+    { name = "google-genai", marker = "extra == 'google'", specifier = "~=2.21.0" },
     { name = "h11", specifier = ">=0.16.0" },
     { name = "httpx", specifier = ">=0.27.0" },
     { name = "langchain", specifier = "~=1.3.14" },