diff --git a/userspace/programs/dirname/main.cpp b/userspace/programs/dirname/main.cpp
index a174da63..65f6175a 100644
--- a/userspace/programs/dirname/main.cpp
+++ b/userspace/programs/dirname/main.cpp
@@ -23,14 +23,11 @@ int main(int argc, char* argv[])
 				zero = true;
 				break;
 			case 'h':
-				fprintf(stderr, "usage: %s [OPTIONS]...\n", argv[0]);
-				fprintf(stderr, "  control the audio server\n");
+				fprintf(stderr, "usage: %s [OPTION] NAME...\n", argv[0]);
+				fprintf(stderr, "  output the directory containing each NAME\n");
 				fprintf(stderr, "OPTIONS:\n");
-				fprintf(stderr, "  -l, --list      list devices and their pins\n");
-				fprintf(stderr, "  -d, --device N  set device index N as the current one\n");
-				fprintf(stderr, "  -p, --pin N     set pin N as the current one\n");
-				fprintf(stderr, "  -v, --volume N  set volume to N%%. if + or - is given, volume is relative to the current volume\n");
-				fprintf(stderr, "  -h, --help      show this message and exit\n");
+				fprintf(stderr, "  -z, --zero  end each output with NUL instead of a newline\n");
+				fprintf(stderr, "  -h, --help  show this message and exit\n");
 				return 0;
 			case '?':
 				fprintf(stderr, "invalid option %c\n", optopt);