diff --git a/plugins/quickopen/quickopenplugin.cpp b/plugins/quickopen/quickopenplugin.cpp
--- a/plugins/quickopen/quickopenplugin.cpp
+++ b/plugins/quickopen/quickopenplugin.cpp
@@ -930,6 +930,7 @@
     , m_forceUpdate(false)
     , m_widgetCreator(creator)
 {
+    setFont(qApp->font("QToolButton"));
     setMinimumWidth(200);
     setMaximumWidth(400);