diff --git a/kcms/desktoptheme/package/contents/ui/main.qml b/kcms/desktoptheme/package/contents/ui/main.qml
--- a/kcms/desktoptheme/package/contents/ui/main.qml
+++ b/kcms/desktoptheme/package/contents/ui/main.qml
@@ -225,10 +225,10 @@
         id: fileDialogLoader
         active: false
         sourceComponent: FileDialog {
-            visible: true
             title: i18n("Open Theme")
             folder: shortcuts.home
             nameFilters: [ i18n("Theme Files (*.zip *.tar.gz *.tar.bz2)") ]
+            Component.onCompleted: open()
             onAccepted: {
                 kcm.installThemeFromFile(fileUrls[0])
                 fileDialogLoader.active = false