1 files changed, 1 insertions, 0 deletions
diff --git a/src/main2.c b/src/main2.c
index 46efa51..4c528f7 100644
--- a/src/main2.c
+++ b/src/main2.c
@@ -1617,6 +1617,7 @@ static const char *usage_string =
 "      [-c | --nocdrom]        Do not access the CD-ROM\n"
 "      [-j | --nojoy]          Do not access the joystick\n"
 "      [-g | --withgl] [x]     Use [x] instead of /usr/lib/libGL.so.1 for OpenGL\n"
+"      [-d | --debug]          Enable debugging commands\n"
 ;
 
 static int menusActive = 0;