diff -r da9ffd572551 -r 7841b651d601 tests/cli_tests/opcua_test.bash
--- a/tests/cli_tests/opcua_test.bash	Mon Jan 16 16:22:44 2023 +0100
+++ b/tests/cli_tests/opcua_test.bash	Wed Feb 01 20:43:35 2023 +0100
@@ -17,12 +17,15 @@
 ) << EOF &
 
 import sys
+import os
 import time
 
 from opcua import ua, Server
 
 server = Server()
-server.set_endpoint("opc.tcp://127.0.0.1:4840/freeopcua/server/")
+host = os.environ.get("OPCUA_DEFAULT_HOST", "127.0.0.1")
+endpoint = "opc.tcp://"+host+":4840/freeopcua/server/"
+server.set_endpoint(endpoint)
 
 uri = "http://beremiz.github.io"
 idx = server.register_namespace(uri)