diff --git a/resources/templates/provision/yealink/t56a/y000000000056.cfg b/resources/templates/provision/yealink/t56a/y000000000056.cfg
index 965793947f..24b5571e36 100644
--- a/resources/templates/provision/yealink/t56a/y000000000056.cfg
+++ b/resources/templates/provision/yealink/t56a/y000000000056.cfg
@@ -905,8 +905,13 @@ phone_setting.active_backlight_level =
 
 ##It configures the backlight time (in seconds).0, 1, 15, 30, 60, 120, 300, 600 or 1800.
 phone_setting.backlight_time = {$yealink_backlight_time}
-phone_setting.backgrounds = Config:yealink_t56a_wallpaper.png
+
 wallpaper_upload.url = {$yealink_t56a_wallpaper}
+{if isset($yealink_t56a_wallpaper_filename)}
+phone_setting.backgrounds =  Config:{$yealink_t56a_wallpaper_filename}
+{else}
+phone_setting.backgrounds =  Config:yealink_t56a_wallpaper.png
+{/if}
 
 
 #######################################################################################