diff --git a/libs/genai/langchain_google_genai/chat_models.py b/libs/genai/langchain_google_genai/chat_models.py
index 91a1cfa81..45ad1cec4 100644
--- a/libs/genai/langchain_google_genai/chat_models.py
+++ b/libs/genai/langchain_google_genai/chat_models.py
@@ -579,9 +579,9 @@ class ChatGoogleGenerativeAI(_BaseGoogleGenerativeAI, BaseChatModel):
     Instantiation:
         To use, you must have either:
 
-            1. The ``GOOGLE_API_KEY``` environment variable set with your API key, or
-            2. Pass your API key using the google_api_key kwarg to the ChatGoogle
-               constructor.
+            1. The ``GOOGLE_API_KEY`` environment variable set with your API key, or
+            2. Pass your API key using the google_api_key kwarg
+            to the ChatGoogleGenerativeAI constructor.
 
         .. code-block:: python
 
diff --git a/libs/genai/langchain_google_genai/embeddings.py b/libs/genai/langchain_google_genai/embeddings.py
index a920c7ffc..b79b95eb7 100644
--- a/libs/genai/langchain_google_genai/embeddings.py
+++ b/libs/genai/langchain_google_genai/embeddings.py
@@ -27,9 +27,9 @@ class GoogleGenerativeAIEmbeddings(BaseModel, Embeddings):
 
     To use, you must have either:
 
-        1. The ``GOOGLE_API_KEY``` environment variable set with your API key, or
-        2. Pass your API key using the google_api_key kwarg to the ChatGoogle
-           constructor.
+        1. The ``GOOGLE_API_KEY`` environment variable set with your API key, or
+        2. Pass your API key using the google_api_key kwarg
+        to the GoogleGenerativeAIEmbeddings constructor.
 
     Example:
         .. code-block:: python
diff --git a/libs/vertexai/langchain_google_vertexai/model_garden_maas/_base.py b/libs/vertexai/langchain_google_vertexai/model_garden_maas/_base.py
index 256c5d1f1..ffc807228 100644
--- a/libs/vertexai/langchain_google_vertexai/model_garden_maas/_base.py
+++ b/libs/vertexai/langchain_google_vertexai/model_garden_maas/_base.py
@@ -44,7 +44,11 @@
 
 def _get_token(credentials: Optional[Credentials] = None) -> str:
     """Returns a valid token for GCP auth."""
-    credentials = auth.default()[0] if not credentials else credentials
+    credentials = (
+        auth.default(scopes=["https://www.googleapis.com/auth/cloud-platform"])[0]
+        if not credentials
+        else credentials
+    )
     request = auth_requests.Request()
     credentials.refresh(request)
     if not credentials.token: