diff --git a/compute_endpoint/globus_compute_endpoint/endpoint/taskqueue.py b/compute_endpoint/globus_compute_endpoint/endpoint/taskqueue.py
index f7a93d62a..1691320bc 100644
--- a/compute_endpoint/globus_compute_endpoint/endpoint/taskqueue.py
+++ b/compute_endpoint/globus_compute_endpoint/endpoint/taskqueue.py
@@ -90,6 +90,7 @@ def __init__(
             self.zmq_socket.setsockopt(zmq.SNDTIMEO, SNDTIMEO)
         if linger is not None:
             self.zmq_socket.setsockopt(zmq.LINGER, linger)
+        self.zmq_socket.setsockopt(zmq.IPV6, True)
 
         # all zmq setsockopt calls must be done before bind/connect is called
         if self.mode == "server":
diff --git a/compute_endpoint/globus_compute_endpoint/engines/high_throughput/interchange.py b/compute_endpoint/globus_compute_endpoint/engines/high_throughput/interchange.py
index e9d5c1c76..cac715ec0 100644
--- a/compute_endpoint/globus_compute_endpoint/engines/high_throughput/interchange.py
+++ b/compute_endpoint/globus_compute_endpoint/engines/high_throughput/interchange.py
@@ -232,16 +232,19 @@ def __init__(
         self.context = zmq.Context()
         self.task_incoming = self.context.socket(zmq.DEALER)
         self.task_incoming.set_hwm(0)
+        self.task_incoming.setsockopt(zmq.IPV6, True)
         self.task_incoming.RCVTIMEO = 10  # in milliseconds
         log.info(f"Task incoming on tcp://{client_address}:{client_ports[0]}")
         self.task_incoming.connect(f"tcp://{client_address}:{client_ports[0]}")
 
         self.results_outgoing = self.context.socket(zmq.DEALER)
         self.results_outgoing.set_hwm(0)
+        self.results_outgoing.setsockopt(zmq.IPV6, True)
         log.info(f"Results outgoing on tcp://{client_address}:{client_ports[1]}")
         self.results_outgoing.connect(f"tcp://{client_address}:{client_ports[1]}")
 
         self.command_channel = self.context.socket(zmq.DEALER)
+        self.command_channel.setsockopt(zmq.IPV6, True)
         self.command_channel.RCVTIMEO = 1000  # in milliseconds
         # self.command_channel.set_hwm(0)
         log.info(f"Command _channel on tcp://{client_address}:{client_ports[2]}")
@@ -260,8 +263,10 @@ def __init__(
 
         self.task_outgoing = self.context.socket(zmq.ROUTER)
         self.task_outgoing.set_hwm(0)
+        self.task_outgoing.setsockopt(zmq.IPV6, True)
         self.results_incoming = self.context.socket(zmq.ROUTER)
         self.results_incoming.set_hwm(0)
+        self.results_incoming.setsockopt(zmq.IPV6, True)
 
         self.endpoint_id = endpoint_id
         worker_bind_address = f"tcp://{self.interchange_address}"
diff --git a/compute_endpoint/globus_compute_endpoint/engines/high_throughput/manager.py b/compute_endpoint/globus_compute_endpoint/engines/high_throughput/manager.py
index 82f8da75a..0220518a1 100755
--- a/compute_endpoint/globus_compute_endpoint/engines/high_throughput/manager.py
+++ b/compute_endpoint/globus_compute_endpoint/engines/high_throughput/manager.py
@@ -212,8 +212,9 @@ def __init__(
         self.internal_worker_port_range = internal_worker_port_range
 
         self.funcx_task_socket = self.context.socket(zmq.ROUTER)
+        self.funcx_task_socket.setsockopt(zmq.IPV6, True)
         self.funcx_task_socket.set_hwm(0)
-        self.address = "127.0.0.1"
+        self.address = "::1"
         self.worker_port = self.funcx_task_socket.bind_to_random_port(
             "tcp://*",
             min_port=self.internal_worker_port_range[0],