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
@@ -182,7 +182,10 @@
             QtControls.Button {
                 text: i18n("Install from File...")
                 iconName: "document-import"
-                onClicked: fileDialogLoader.active = true;
+                onClicked: {
+                    fileDialogLoader.active = true;
+                    fileDialogLoader.item.open();
+                }
             }
 
             QtControls.Button {
@@ -225,7 +228,6 @@
         id: fileDialogLoader
         active: false
         sourceComponent: FileDialog {
-            visible: true
             title: i18n("Open Theme")
             folder: shortcuts.home
             nameFilters: [ i18n("Theme Files (*.zip *.tar.gz *.tar.bz2)") ]