diff --git a/project/java/Settings.java b/project/java/Settings.java
index 54464f1e7..074e08e45 100644
--- a/project/java/Settings.java
+++ b/project/java/Settings.java
@@ -763,6 +763,7 @@ class Settings
 					Globals.OptionalDataDownload[item] = isChecked;
 					if( mandatory[item] && !isChecked )
 					{
+						Globals.OptionalDataDownload[item] = true;
 						((AlertDialog)dialog).getListView().setItemChecked(item, true);
 					}
 				}