diff --git a/tests/integration/rostest/test_06_subdir.py b/tests/integration/rostest/test_06_subdir.py
index cc665bd7..078f7640 100644
--- a/tests/integration/rostest/test_06_subdir.py
+++ b/tests/integration/rostest/test_06_subdir.py
@@ -14,6 +14,6 @@ def test_system_docker_survives_custom_docker_install(qemu):
     SSH(qemu).check_call('bash', '-c', '''
         set -x -e
         mkdir x
-        sudo mount $(ros dev LABEL=RANCHER_STATE) x
+        sudo mount $(sudo ros dev LABEL=RANCHER_STATE) x
         [ -d x/ros_subdir/home/rancher ]
     '''.strip())