diff --git a/src/plugins/coreplugin/coreplugin.cpp b/src/plugins/coreplugin/coreplugin.cpp
index 16c8dfe9102..a14c5c5d6d8 100644
--- a/src/plugins/coreplugin/coreplugin.cpp
+++ b/src/plugins/coreplugin/coreplugin.cpp
@@ -47,6 +47,7 @@
 #include <QAuthenticator>
 #include <QDateTime>
 #include <QDebug>
+#include <QDialogButtonBox>
 #include <QDir>
 #include <QGuiApplication>
 #include <QJsonObject>