diff --git a/nanoFramework.System.Net/NetworkHelper/NetworkHelperInternal.cs b/nanoFramework.System.Net/NetworkHelper/NetworkHelperInternal.cs
index 759bc3c..e60f0e5 100644
--- a/nanoFramework.System.Net/NetworkHelper/NetworkHelperInternal.cs
+++ b/nanoFramework.System.Net/NetworkHelper/NetworkHelperInternal.cs
@@ -92,7 +92,11 @@ public static void InternalSetupHelper(
                     }
                     else
                     {
-                        networkInterface.EnableDhcp();
+                        if (!networkInterface.IsDhcpEnabled)
+                        {
+                            networkInterface.EnableDhcp();
+                        }
+
                         networkInterface.EnableAutomaticDns();
                     }
                 }