diff --git a/src/rex-edid.c b/src/rex-edid.c
index 0692259..45a1bc7 100644
--- a/src/rex-edid.c
+++ b/src/rex-edid.c
@@ -79,11 +79,13 @@ _Noreturn void help(int ret){
 	printf("\n");
 	printf("Options:\n");
 	printf("\t--help|-h\n");
-	printf("\t\tshow this help message\n");
+	printf("\t\tshow this help message and exit\n");
+	printf("\t--version\n");
+	printf("\t\tprint program version and exit\n");
 	printf("\t--sysfs|-s\n");
 	printf("\t\tget edid data and device names from sysfs\n");
 	printf("\t\tNOT intended for use other than by udev rule\n");
-	printf("\t--xrandr|-s\n");
+	printf("\t--xrandr|-x\n");
 	printf("\t\tget edid data and device names from X using randr extension\n");
 	printf("\t\trequires randr version %u.%u or newer\n", RANDR_MIN_VER_MAJ, RANDR_MIN_VER_MIN);
 	printf("\n");