diff --git a/keras_tuner/distribute/oracle_client.py b/keras_tuner/distribute/oracle_client.py
index 892cda69d..cc6b69462 100644
--- a/keras_tuner/distribute/oracle_client.py
+++ b/keras_tuner/distribute/oracle_client.py
@@ -32,7 +32,7 @@ def __init__(self, oracle):
 
         ip_addr = os.environ["KERASTUNER_ORACLE_IP"]
         port = os.environ["KERASTUNER_ORACLE_PORT"]
-        channel = grpc.insecure_channel(f"{ip_addr}:{port}")
+        channel = grpc.insecure_channel(f"{ip_addr}:{port}", options=(('grpc.enable_http_proxy', 0),))
         self.stub = protos.get_service_grpc().OracleStub(channel)
         self.tuner_id = os.environ["KERASTUNER_TUNER_ID"]