diff --git a/src/org/kde/kdeconnect/UserInterface/CustomDevicesActivity.java b/src/org/kde/kdeconnect/UserInterface/CustomDevicesActivity.java
index f26cd729..2a026f78 100644
--- a/src/org/kde/kdeconnect/UserInterface/CustomDevicesActivity.java
+++ b/src/org/kde/kdeconnect/UserInterface/CustomDevicesActivity.java
@@ -250,11 +250,17 @@ public class CustomDevicesActivity extends BaseActivity<ActivityCustomDevicesBin
                         showEmptyListMessageIfRequired();
                     }
                     else {
-                        Toast.makeText(addDeviceDialog.getContext(), R.string.device_host_duplicate, Toast.LENGTH_SHORT).show();
+                        Context context = addDeviceDialog.getContext();
+                        if (context != null) {
+                            Toast.makeText(addDeviceDialog.getContext(), R.string.device_host_duplicate, Toast.LENGTH_SHORT).show();
+                        }
                     }
                 }
                 else {
-                    Toast.makeText(addDeviceDialog.getContext(), R.string.device_host_invalid, Toast.LENGTH_SHORT).show();
+                    Context context = addDeviceDialog.getContext();
+                    if (context != null) {
+                        Toast.makeText(addDeviceDialog.getContext(), R.string.device_host_invalid, Toast.LENGTH_SHORT).show();
+                    }
                 }
             }
         }