diff --git a/src/libs/clangbackendipc/fixitcontainer.cpp b/src/libs/clangbackendipc/fixitcontainer.cpp
index 4eaca0e4185..bf99f7bc3ff 100644
--- a/src/libs/clangbackendipc/fixitcontainer.cpp
+++ b/src/libs/clangbackendipc/fixitcontainer.cpp
@@ -30,6 +30,7 @@
 
 #include "fixitcontainer.h"
 
+#include <QDataStream>
 #include <QDebug>
 
 namespace ClangBackEnd {
diff --git a/src/libs/clangbackendipc/sourcerangecontainer.cpp b/src/libs/clangbackendipc/sourcerangecontainer.cpp
index 42c619b1d4e..a73086d87ff 100644
--- a/src/libs/clangbackendipc/sourcerangecontainer.cpp
+++ b/src/libs/clangbackendipc/sourcerangecontainer.cpp
@@ -30,6 +30,7 @@
 
 #include "sourcerangecontainer.h"
 
+#include <QDataStream>
 #include <QDebug>
 
 namespace ClangBackEnd {