diff --git a/tests/openonu-go-adapter/Voltha_ONUStateTests.robot b/tests/openonu-go-adapter/Voltha_ONUStateTests.robot
index 938f27d..9881095 100755
--- a/tests/openonu-go-adapter/Voltha_ONUStateTests.robot
+++ b/tests/openonu-go-adapter/Voltha_ONUStateTests.robot
@@ -35,6 +35,7 @@
 
 *** Variables ***
 ${namespace}      voltha
+${INFRA_NAMESPACE}      default
 ${timeout}        60s
 ${of_id}          0
 ${logical_id}     0