diff --git a/mobile/app/package/contents/ui/Thumbnails.qml b/mobile/app/package/contents/ui/Thumbnails.qml
--- a/mobile/app/package/contents/ui/Thumbnails.qml
+++ b/mobile/app/package/contents/ui/Thumbnails.qml
@@ -19,19 +19,17 @@
 
 import QtQuick 2.1
 import QtQuick.Controls 2.0 as QQC2
-import org.kde.kirigami 2.0 as Kirigami
+import org.kde.kirigami 2.8 as Kirigami
 
 ThumbnailsBase {
     id: root
     model: documentItem.matchingPages
 
     QQC2.ToolBar {
         id: toolBarContent
         width: root.width
-        height: searchField.height
-        QQC2.TextField {
+        contentItem: Kirigami.SearchField {
             id: searchField
-            anchors.fill: parent
             enabled: documentItem ? documentItem.supportsSearching : false
             onTextChanged: {
                 if (text.length > 2) {