diff -Nru a/applets/diskquota/package/metadata.desktop b/applets/diskquota/package/metadata.desktop
--- a/applets/diskquota/package/metadata.desktop	2016-12-27 12:20:58.000000000 +0100
+++ b/applets/diskquota/package/metadata.desktop	2017-01-31 20:17:57.832977718 +0100
@@ -66,7 +66,7 @@
 Comment[x-test]=xxShows details about disk quotaxx
 Comment[zh_CN]=显示磁盘配额细节
 Comment[zh_TW]=顯示關於磁碟大小限制的詳情
-Icon=quota
+Icon=/usr/share/plasma/desktoptheme/default/icons/quota.svg
 Type=Service
 
 X-Plasma-API=declarativeappletscript