diff --git a/abduco.c b/abduco.c
index b56e6f4..25c6050 100644
--- a/abduco.c
+++ b/abduco.c
@@ -223,7 +223,7 @@ static void die(const char *s) {
 }
 
 static void usage(void) {
-	fprintf(stderr, "usage: abduco [-a|-A|-c|-n] [-p] [-r] [-q] [-l] [-f] [-e detachkey] name command\n");
+	fprintf(stderr, "usage: abduco [-a|-A|-c|-n] [-p] [-r] [-q] [-l] [-f] [-e detachkey] [-m] name command\n");
 	exit(EXIT_FAILURE);
 }
 
@@ -639,6 +639,8 @@ int main(int argc, char *argv[]) {
 		case 'v':
 			puts("abduco-"VERSION" © 2013-2018 Marc André Tanner");
 			exit(EXIT_SUCCESS);
+		case 'm':
+			mouse = true;
 		default:
 			usage();
 		}