diff --git a/rv1108/overlay-board/rv1108-lock-evb-sl-v11/usr/local/etc/MiniGUI.cfg b/rv1108/overlay-board/rv1108-lock-evb-sl-v11/usr/local/etc/MiniGUI.cfg
index 11d2c24..cbb0fdd 100644
--- a/rv1108/overlay-board/rv1108-lock-evb-sl-v11/usr/local/etc/MiniGUI.cfg
+++ b/rv1108/overlay-board/rv1108-lock-evb-sl-v11/usr/local/etc/MiniGUI.cfg
@@ -85,6 +85,7 @@ fontfile0=/usr/local/share/minigui/res/font/song-16-gb2312.bin
 name1=rbf-fixed-rrncnn-8-16-ISO8859-1
 fontfile1=/usr/local/share/minigui/res/font/8x16-iso8859-1.bin
 
+
 [varbitmapfonts]
 font_number=0
 
@@ -95,7 +96,9 @@ font_number=0
 font_number=0
 
 [truetypefonts]
-font_number=0
+font_number=1
+name0=ttf-UbuntuMono-rrncnn-0-0-ISO8859-1
+fontfile0=/usr/local/share/minigui/res/font/UbuntuMono.ttf
 
 [mouse]
 dblclicktime=300
diff --git a/rv1108/overlay-board/rv1108-lock-evb-v11/usr/local/etc/MiniGUI.cfg b/rv1108/overlay-board/rv1108-lock-evb-v11/usr/local/etc/MiniGUI.cfg
index 11d2c24..61765c0 100644
--- a/rv1108/overlay-board/rv1108-lock-evb-v11/usr/local/etc/MiniGUI.cfg
+++ b/rv1108/overlay-board/rv1108-lock-evb-v11/usr/local/etc/MiniGUI.cfg
@@ -95,7 +95,9 @@ font_number=0
 font_number=0
 
 [truetypefonts]
-font_number=0
+font_number=1
+name0=ttf-UbuntuMono-rrncnn-0-0-ISO8859-1
+fontfile0=/usr/local/share/minigui/res/font/UbuntuMono.ttf
 
 [mouse]
 dblclicktime=300