diff --git a/include/bootm.h b/include/bootm.h
index 694d6fc080fcc5c1b6759f6e74bdf7ba9a328755..b3d1a620daeaf0041679e5caef49adbb0be4e2e8 100644
--- a/include/bootm.h
+++ b/include/bootm.h
@@ -54,4 +54,6 @@ int bootm_find_ramdisk_fdt(int flag, int argc, char * const argv[]);
 int do_bootm_states(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
 		    int states, bootm_headers_t *images, int boot_progress);
 
+void arch_preboot_os(void);
+
 #endif