diff --git a/marchenko/demo/WS15/README.5 b/marchenko/demo/WS15/README.5
index cec5287d390ef6817ebc5dc5c5cd75920c86cd48..7ebf953ebadc04794531a663848de4bdc59fb41a 100644
--- a/marchenko/demo/WS15/README.5
+++ b/marchenko/demo/WS15/README.5
@@ -1,4 +1,4 @@
-To generate the raytimes and the estimated amplitudes for the virtual source and receivers, run:
+To generate the raytimes and the estimated amplitudes for the virtual source and receivers, run in demo/twoD
 
 rayvsp.scr