diff --git a/loginutils/vlock.c b/loginutils/vlock.c
index 1414613de..7cc812fbb 100644
--- a/loginutils/vlock.c
+++ b/loginutils/vlock.c
@@ -114,5 +114,5 @@ int vlock_main(int argc, char **argv)
 		puts("Password incorrect");
 	} while (1);
 	restore_terminal();
-	return 0;
+	fflush_stdout_and_exit(0);
 }