diff --git a/src/plugins/qmldesigner/generatecmakelists.cpp b/src/plugins/qmldesigner/generatecmakelists.cpp
index d7dc13fd5bd..8e96c0ec95e 100644
--- a/src/plugins/qmldesigner/generatecmakelists.cpp
+++ b/src/plugins/qmldesigner/generatecmakelists.cpp
@@ -39,6 +39,7 @@
 #include <QAction>
 #include <QRegularExpression>
 #include <QStringList>
+#include <QTextStream>
 
 using namespace Utils;