diff --git a/src/IoTHub.Portal.Server/Managers/ExportManager.cs b/src/IoTHub.Portal.Server/Managers/ExportManager.cs
index 16c63c4dc..267af1165 100644
--- a/src/IoTHub.Portal.Server/Managers/ExportManager.cs
+++ b/src/IoTHub.Portal.Server/Managers/ExportManager.cs
@@ -290,9 +290,15 @@ private async Task ImportLoRaDevice(
 
             TryReadProperty(csvReader, newDevice, c => c.AppKey, string.Empty);
             TryReadProperty(csvReader, newDevice, c => c.AppEUI, string.Empty);
-            TryReadProperty(csvReader, newDevice, c => c.AppSKey, string.Empty);
-            TryReadProperty(csvReader, newDevice, c => c.NwkSKey, string.Empty);
-            TryReadProperty(csvReader, newDevice, c => c.DevAddr, string.Empty);
+            if (string.IsNullOrEmpty(newDevice.AppKey) && string.IsNullOrEmpty(newDevice.AppEUI))
+            {
+                // ABP Settings
+                TryReadProperty(csvReader, newDevice, c => c.AppSKey, string.Empty);
+                TryReadProperty(csvReader, newDevice, c => c.NwkSKey, string.Empty);
+                TryReadProperty(csvReader, newDevice, c => c.DevAddr, string.Empty);
+                newDevice.AppEUI = null;
+                newDevice.AppKey = null;
+            }
             TryReadProperty(csvReader, newDevice, c => c.GatewayID, string.Empty);
             TryReadProperty(csvReader, newDevice, c => c.Downlink, null);
             TryReadProperty(csvReader, newDevice, c => c.ClassType, ClassType.A);