diff --git a/engines/mads/detection_tables.h b/engines/mads/detection_tables.h
index 0a8e98bb313..faf73996ac6 100644
--- a/engines/mads/detection_tables.h
+++ b/engines/mads/detection_tables.h
@@ -55,7 +55,7 @@ static const MADSGameDescription gameDescriptions[] = {
 			},
 			Common::EN_ANY,
 			Common::kPlatformDOS,
-			ADGF_NO_FLAGS,
+			ADGF_TESTING,
 			GUIO5(GUIO_NOSPEECH, GAMEOPTION_EASY_MOUSE, GAMEOPTION_ANIMATED_INVENTORY, GAMEOPTION_ANIMATED_INTERFACE, GAMEOPTION_NAUGHTY_MODE)
 		},
 		GType_RexNebular,
@@ -73,7 +73,7 @@ static const MADSGameDescription gameDescriptions[] = {
 			},
 			Common::EN_ANY,
 			Common::kPlatformDOS,
-			ADGF_NO_FLAGS,
+			ADGF_TESTING,
 			GUIO5(GUIO_NOSPEECH, GAMEOPTION_EASY_MOUSE, GAMEOPTION_ANIMATED_INVENTORY, GAMEOPTION_ANIMATED_INTERFACE, GAMEOPTION_NAUGHTY_MODE)
 		},
 		GType_RexNebular,