diff -ur ukui-panel-2.0.8/plugin-taskview/taskview.cpp ukui-panel-2.0.8~/plugin-taskview/taskview.cpp
--- ukui-panel-2.0.8/plugin-taskview/taskview.cpp	2020-06-22 15:53:13.000000000 +0800
+++ ukui-panel-2.0.8~/plugin-taskview/taskview.cpp	2020-06-28 14:10:34.000000000 +0800
@@ -44,7 +44,8 @@
 {
     mButton =new TaskViewButton();
     mButton->setStyle(new CustomStyle());
-    mButton->setIcon(QIcon::fromTheme("taskview",QIcon("/usr/share/ukui-panel/panel/img/taskview.svg")));
+    //mButton->setIcon(QIcon::fromTheme("taskview",QIcon("/usr/share/ukui-panel/panel/img/taskview.svg")));
+    mButton->setIcon(QIcon::fromTheme("taskview"));
     mButton->setToolTip(tr("Show Taskview"));
 
     /* hide/show taskview