diff --git a/docs/docs/community/integrations/vector_stores.md b/docs/docs/community/integrations/vector_stores.md
index 3b951fe85fcaf..fcfe176e8acb7 100644
--- a/docs/docs/community/integrations/vector_stores.md
+++ b/docs/docs/community/integrations/vector_stores.md
@@ -762,8 +762,10 @@ resource_owner_config = weaviate.AuthClientPassword(
     username="<username>",
     password="<password>",
 )
-client = weaviate.Client(
-    "https://<cluster-id>.semi.network/",
+client = weaviate.WeaviateClient(
+    connection_params=weaviate.connect.ConnectionParams.from_url(
+        url="https://<cluster-id>.semi.network/", grpc_port=50051
+    ),
     auth_client_secret=resource_owner_config,
 )
 
diff --git a/llama-index-integrations/vector_stores/llama-index-vector-stores-weaviate/llama_index/vector_stores/weaviate/base.py b/llama-index-integrations/vector_stores/llama-index-vector-stores-weaviate/llama_index/vector_stores/weaviate/base.py
index 25a4bd9358f7c..d2cc006754219 100644
--- a/llama-index-integrations/vector_stores/llama-index-vector-stores-weaviate/llama_index/vector_stores/weaviate/base.py
+++ b/llama-index-integrations/vector_stores/llama-index-vector-stores-weaviate/llama_index/vector_stores/weaviate/base.py
@@ -34,12 +34,12 @@
 
 import weaviate
 import weaviate.classes as wvc
-
 from weaviate.collections.batch.batch_wrapper import (
     _ContextManagerWrapper as BatchWrapper,
 )
 
 _logger = logging.getLogger(__name__)
+_WEAVIATE_DEFAULT_GRPC_PORT = 50051
 
 
 def _transform_weaviate_filter_condition(condition: str) -> str:
@@ -127,14 +127,19 @@ class WeaviateVectorStore(BasePydanticVectorStore):
         `pip install llama-index-vector-stores-weaviate`
 
         ```python
+        from llama_index.vector_stores.weaviate import WeaviateVectorStore
         import weaviate
 
-        resource_owner_config = weaviate.AuthClientPassword(
+        resource_owner_config = weaviate.auth.AuthClientPassword(
             username="<username>",
             password="<password>",
         )
-        client = weaviate.Client(
-            "https://llama-test-ezjahb4m.weaviate.network",
+        connection_params = weaviate.connect.ConnectionParams.from_url(
+            url="https://llama-test-ezjahb4m.weaviate.network",
+            grpc_port=50051,
+        )
+        client = weaviate.WeaviateClient(
+            connection_params=connection_params,
             auth_client_secret=resource_owner_config,
         )
 
@@ -163,7 +168,7 @@ class WeaviateVectorStore(BasePydanticVectorStore):
 
     def __init__(
         self,
-        weaviate_client: Optional[Any] = None,
+        weaviate_client: Optional[weaviate.WeaviateClient] = None,
         class_prefix: Optional[str] = None,
         index_name: Optional[str] = None,
         text_key: str = DEFAULT_TEXT_KEY,
diff --git a/llama-index-integrations/vector_stores/llama-index-vector-stores-weaviate/llama_index/vector_stores/weaviate/utils.py b/llama-index-integrations/vector_stores/llama-index-vector-stores-weaviate/llama_index/vector_stores/weaviate/utils.py
index 900624003c482..3edf619e37676 100644
--- a/llama-index-integrations/vector_stores/llama-index-vector-stores-weaviate/llama_index/vector_stores/weaviate/utils.py
+++ b/llama-index-integrations/vector_stores/llama-index-vector-stores-weaviate/llama_index/vector_stores/weaviate/utils.py
@@ -47,13 +47,15 @@ def validate_client(client: Any) -> None:
     """Validate client and import weaviate library."""
     try:
         import weaviate
-
-        client = cast(weaviate.WeaviateClient, client)
     except ImportError:
         raise ImportError(
             "Weaviate is not installed. "
             "Please install it with `pip install weaviate-client`."
         )
+    if not isinstance(client, weaviate.WeaviateClient):
+        raise ValueError(
+            f"Invalid client type, expected weaviate.WeaviateClient, got {type(client)}"
+        )
     cast(weaviate.WeaviateClient, client)