diff --git a/src/lib/webengine/webinspector.cpp b/src/lib/webengine/webinspector.cpp
index 1b222b07b..f0b4ac47b 100644
--- a/src/lib/webengine/webinspector.cpp
+++ b/src/lib/webengine/webinspector.cpp
@@ -115,18 +115,11 @@ void WebInspector::loadFinished()
 {
     // Show close button only when docked
     if (!isWindow()) {
-        page()->runJavaScript(QL1S("var toolbar = document.getElementsByClassName('inspector-view-toolbar')[1];"
-                                   "var button = document.createElement('button');"
-                                   "button.style.width = '22px';"
-                                   "button.style.height = '22px';"
-                                   "button.style.border = 'none';"
-                                   "button.style.cursor = 'pointer';"
-                                   "button.style.background = 'url(qrc:html/close.png) no-repeat';"
-                                   "button.style.backgroundPosition = 'center center';"
-                                   "button.addEventListener('click', function() {"
+        page()->runJavaScript(QL1S("var button = Components.dockController._closeButton;"
+                                   "button.setVisible(true);"
+                                   "button.element.onmouseup = function() {"
                                    "    window.close();"
-                                   "});"
-                                   "toolbar.appendChild(button);"));
+                                   "};"));
     }
 
     // Inspect element