diff --git a/common/bootm_os.c b/common/bootm_os.c
index f3021358686..da938c56b97 100644
--- a/common/bootm_os.c
+++ b/common/bootm_os.c
@@ -260,7 +260,7 @@ static int do_bootm_plan9(int flag, int argc, char * const argv[],
 #if defined(CONFIG_BOOTM_VXWORKS) && \
 	(defined(CONFIG_PPC) || defined(CONFIG_ARM))
 
-void do_bootvx_fdt(bootm_headers_t *images)
+static void do_bootvx_fdt(bootm_headers_t *images)
 {
 #if defined(CONFIG_OF_LIBFDT)
 	int ret;
diff --git a/include/vxworks.h b/include/vxworks.h
index 60c0efaf6e4..1a29509460b 100644
--- a/include/vxworks.h
+++ b/include/vxworks.h
@@ -83,6 +83,5 @@ struct efi_gop_info {
 int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
 void boot_prep_vxworks(bootm_headers_t *images);
 void boot_jump_vxworks(bootm_headers_t *images);
-void do_bootvx_fdt(bootm_headers_t *images);
 
 #endif