diff --git a/daemon/network.go b/daemon/network.go
index b75547cd5b..91668acfb1 100644
--- a/daemon/network.go
+++ b/daemon/network.go
@@ -364,6 +364,9 @@ func (daemon *Daemon) GetNetworkDriverList() []string {
 
 	pluginList := daemon.netController.BuiltinDrivers()
 	pluginMap := make(map[string]bool)
+	for _, plugin := range pluginList {
+		pluginMap[plugin] = true
+	}
 
 	networks := daemon.netController.Networks()