diff --git a/graphiti_core/driver/driver.py b/graphiti_core/driver/driver.py
index d56524d2..a8d94022 100644
--- a/graphiti_core/driver/driver.py
+++ b/graphiti_core/driver/driver.py
@@ -34,9 +34,6 @@ except ImportError:
     helpers = None
     _HAS_OPENSEARCH = False
 
-if TYPE_CHECKING:
-    from opensearchpy import OpenSearch, helpers
-
 logger = logging.getLogger(__name__)
 
 DEFAULT_SIZE = 10
@@ -166,7 +163,7 @@ class GraphDriver(ABC):
         ''  # Neo4j (default) syntax does not require a prefix for fulltext queries
     )
     _database: str
-    aoss_client: OpenSearch | None
+    aoss_client: OpenSearch | None  # type: ignore
 
     @abstractmethod
     def execute_query(self, cypher_query_: str, **kwargs: Any) -> Coroutine:
diff --git a/graphiti_core/driver/neo4j_driver.py b/graphiti_core/driver/neo4j_driver.py
index 7bf5b4a7..f10d176b 100644
--- a/graphiti_core/driver/neo4j_driver.py
+++ b/graphiti_core/driver/neo4j_driver.py
@@ -62,16 +62,16 @@ class Neo4jDriver(GraphDriver):
         if aoss_host and aoss_port and boto3 is not None:
             try:
                 session = boto3.Session()
-                self.aoss_client = OpenSearch(
+                self.aoss_client = OpenSearch(  # type: ignore
                     hosts=[{'host': aoss_host, 'port': aoss_port}],
-                    http_auth=Urllib3AWSV4SignerAuth(
+                    http_auth=Urllib3AWSV4SignerAuth(  # type: ignore
                         session.get_credentials(), session.region_name, 'aoss'
                     ),
                     use_ssl=True,
                     verify_certs=True,
                     connection_class=Urllib3HttpConnection,
                     pool_maxsize=20,
-                )
+                )  # type: ignore
             except Exception as e:
                 logger.warning(f'Failed to initialize OpenSearch client: {e}')
                 self.aoss_client = None
diff --git a/graphiti_core/search/search_filters.py b/graphiti_core/search/search_filters.py
index ade829f5..4f4cb8d1 100644
--- a/graphiti_core/search/search_filters.py
+++ b/graphiti_core/search/search_filters.py
@@ -246,7 +246,7 @@ def build_aoss_node_filters(group_ids: list[str], search_filters: SearchFilters)
 
 
 def build_aoss_edge_filters(group_ids: list[str], search_filters: SearchFilters) -> list[dict]:
-    filters = [{'terms': {'group_id': group_ids}}]
+    filters: list[dict] = [{'terms': {'group_id': group_ids}}]
 
     if search_filters.edge_types:
         filters.append({'terms': {'edge_types': search_filters.edge_types}})