diff -up apper-0.9.3/Apper/main.cpp.style apper-0.9.3/Apper/main.cpp
--- apper-0.9.3/Apper/main.cpp.style	2016-03-29 09:11:50.000000000 -0500
+++ apper-0.9.3/Apper/main.cpp	2016-05-12 13:43:40.037400293 -0500
@@ -49,5 +49,9 @@ int main(int argc, char **argv)
 
     app.activate(app.arguments(), QDir::currentPath());
 
+    if  ( ! qgetenv("KDE_FULL_SESSION").isEmpty() ) {
+      app.setStyle(QString("fusion"));
+    }
+
     return app.exec();
 }