diff --git a/src/network/ssl/qsslcertificate_qt.cpp b/src/network/ssl/qsslcertificate_qt.cpp
index c560c5af87..217592df37 100644
--- a/src/network/ssl/qsslcertificate_qt.cpp
+++ b/src/network/ssl/qsslcertificate_qt.cpp
@@ -49,6 +49,8 @@
 #include "qsslcertificateextension_p.h"
 #include "qasn1element_p.h"
 
+#include <QtCore/qdatastream.h>
+
 QT_BEGIN_NAMESPACE
 
 enum GeneralNameType
diff --git a/src/network/ssl/qsslkey_qt.cpp b/src/network/ssl/qsslkey_qt.cpp
index bc1ebc3c08..8ad0ea1746 100644
--- a/src/network/ssl/qsslkey_qt.cpp
+++ b/src/network/ssl/qsslkey_qt.cpp
@@ -43,6 +43,7 @@
 #include "qsslkey_p.h"
 #include "qasn1element_p.h"
 
+#include <QtCore/qdatastream.h>
 #include <QtCore/qcryptographichash.h>
 
 QT_USE_NAMESPACE