diff --git a/packages/bsp/common/usr/sbin/nand-sata-install b/packages/bsp/common/usr/sbin/nand-sata-install
index 977193e40e..e6a73a2eed 100755
--- a/packages/bsp/common/usr/sbin/nand-sata-install
+++ b/packages/bsp/common/usr/sbin/nand-sata-install
@@ -565,7 +565,7 @@ update_bootscript()
 # show warning [TEXT]
 show_warning()
 {
-	dialog --title "$title" --backtitle "$backtitle" --cr-wrap --colors --yesno " \Z1$(toilet -W -f bigascii12 WARNING)\Zn\n$1" 26 74
+	dialog --title "$title" --backtitle "$backtitle" --cr-wrap --colors --yesno " \Z1$(toilet -W -f ascii9 WARNING)\Zn\n$1" 14 53
 	[[ $? -ne 0 ]] && exit 13
 }