diff --git a/src/plugins/qmlprojectmanager/qmlapp.cpp b/src/plugins/qmlprojectmanager/qmlapp.cpp
index 8752b73d29d..566a5d8d0d9 100644
--- a/src/plugins/qmlprojectmanager/qmlapp.cpp
+++ b/src/plugins/qmlprojectmanager/qmlapp.cpp
@@ -35,6 +35,7 @@
 #include <utils/fileutils.h>
 #include <utils/qtcassert.h>
 
+#include <QDebug>
 #include <QDir>
 #include <QTextStream>