diff --git a/src/openttd.cpp b/src/openttd.cpp
--- a/src/openttd.cpp
+++ b/src/openttd.cpp
@@ -621,7 +621,7 @@ int ttd_main(int argc, char *argv[])
 		 * The next two functions are needed to list the graphics sets. We can't do them earlier
 		 * because then we cannot show it on the debug console as that hasn't been configured yet. */
 		DeterminePaths(argv[0]);
-		TarScanner::DoScan(TarScanner::AI | TarScanner::BASESET);
+		TarScanner::DoScan(TarScanner::BASESET);
 		BaseGraphics::FindSets();
 		BaseSounds::FindSets();
 		BaseMusic::FindSets();
@@ -636,7 +636,7 @@ int ttd_main(int argc, char *argv[])
 #endif
 
 	DeterminePaths(argv[0]);
-	TarScanner::DoScan(TarScanner::ALL);
+	TarScanner::DoScan(TarScanner::BASESET | TarScanner::SCENARIO);
 	BaseGraphics::FindSets();
 	BaseSounds::FindSets();
 	BaseMusic::FindSets();