diff --git a/util/dell-flash-unlock/dell_flash_unlock.c b/util/dell-flash-unlock/dell_flash_unlock.c
index 6118b0d..d59f5d5 100644
--- a/util/dell-flash-unlock/dell_flash_unlock.c
+++ b/util/dell-flash-unlock/dell_flash_unlock.c
@@ -96,6 +96,7 @@ main(int argc, char *argv[])
 				"You can now shutdown the system.\n");
 		}
 	}
+	sys_iopl(0);
 	return errno;
 }