diff --git a/resources/templates/provision/yealink/t42s/y000000000067.cfg b/resources/templates/provision/yealink/t42s/y000000000067.cfg
index 172afd5973..5d6b00cd40 100644
--- a/resources/templates/provision/yealink/t42s/y000000000067.cfg
+++ b/resources/templates/provision/yealink/t42s/y000000000067.cfg
@@ -1431,7 +1431,11 @@ features.power_saving.intelligent_mode=
 ##2MB of space should bereserved for the phone
 
 wallpaper_upload.url = {$yealink_t42s_wallpaper}
-phone_setting.backgrounds=
+{if isset($t42s_wallpaper_filename)}
+phone_setting.backgrounds =  Config:{$t42s_wallpaper_filename}
+{else}
+phone_setting.backgrounds =  Config:yealink_t42s_wallpaper.png
+{/if}
 
 ## phone_setting.backgrounds_with_dsskey_unfold(Only support T48G/S)
 phone_setting.backgrounds_with_dsskey_unfold=