diff --git a/config/data_funcs.go b/config/data_funcs.go
index bc92ba2a..37328a29 100644
--- a/config/data_funcs.go
+++ b/config/data_funcs.go
@@ -123,7 +123,7 @@ func getOrSetVal(args string, data map[interface{}]interface{}, value interface{
 
 func DummyMarshall(value string) interface{} {
 	if strings.HasPrefix(value, "[") && strings.HasSuffix(value, "]") {
-		result := []string{}
+		result := []interface{}{}
 		for _, i := range strings.Split(value[1:len(value)-1], ",") {
 			result = append(result, strings.TrimSpace(i))
 		}
diff --git a/tests/integration/rostest/test_09_network.py b/tests/integration/rostest/test_09_network.py
index 74e1b0b0..8ab98857 100644
--- a/tests/integration/rostest/test_09_network.py
+++ b/tests/integration/rostest/test_09_network.py
@@ -34,3 +34,18 @@ ip link show dev eth7 | grep 'master bond0'
 SCRIPT
 sudo bash test-merge
     '''.strip())
+
+
+def test_network_dns_ros_set(qemu):
+    SSH(qemu).check_call('bash', '-c', '''
+set -x -e
+
+sudo ros config set rancher.network.dns.search '[a,b]'
+if [ "$(sudo ros config get rancher.network.dns.search)" == "- a
+ - b
+
+ " ]; then
+    sudo ros config get rancher.network.dns.search
+    exit 1
+ fi
+    '''.strip())