diff --git a/src/libs/sqlite/utf8stringvector.h b/src/libs/sqlite/utf8stringvector.h
index b1a2a9af11c..fb0fb6469ec 100644
--- a/src/libs/sqlite/utf8stringvector.h
+++ b/src/libs/sqlite/utf8stringvector.h
@@ -31,6 +31,8 @@
 #include <QDataStream>
 #include <QVector>
 
+#include <ostream>
+
 class SQLITE_EXPORT Utf8StringVector : public QVector<Utf8String>
 {
 public: