diff --git a/src/libs/utils/detailswidget.h b/src/libs/utils/detailswidget.h
index d825a65679a..e7904b0dcc7 100644
--- a/src/libs/utils/detailswidget.h
+++ b/src/libs/utils/detailswidget.h
@@ -27,8 +27,6 @@
 
 #include "utils_global.h"
 
-#include "porting.h"
-
 #include <QWidget>
 
 namespace Utils {
diff --git a/src/libs/utils/fancymainwindow.cpp b/src/libs/utils/fancymainwindow.cpp
index fefbebde2ad..01808a17a72 100644
--- a/src/libs/utils/fancymainwindow.cpp
+++ b/src/libs/utils/fancymainwindow.cpp
@@ -26,7 +26,6 @@
 #include "fancymainwindow.h"
 
 #include "algorithm.h"
-#include "porting.h"
 #include "qtcassert.h"
 #include "stringutils.h"
 
diff --git a/src/libs/utils/filepath.h b/src/libs/utils/filepath.h
index f8eddf37aa2..ad8ff1811d9 100644
--- a/src/libs/utils/filepath.h
+++ b/src/libs/utils/filepath.h
@@ -28,7 +28,6 @@
 #include "utils_global.h"
 
 #include "osspecificaspects.h"
-#include "porting.h"
 
 #include <QDir>
 #include <QDirIterator>
diff --git a/src/libs/utils/id.h b/src/libs/utils/id.h
index ddd950ca4e6..59ae52a50ae 100644
--- a/src/libs/utils/id.h
+++ b/src/libs/utils/id.h
@@ -27,8 +27,6 @@
 
 #include "utils_global.h"
 
-#include "porting.h"
-
 #include <QList>
 #include <QMetaType>
 #include <QString>
diff --git a/src/libs/utils/mimetypes2/mimemagicrule.cpp b/src/libs/utils/mimetypes2/mimemagicrule.cpp
index 2f78acd9e8e..6f7fe5c2d92 100644
--- a/src/libs/utils/mimetypes2/mimemagicrule.cpp
+++ b/src/libs/utils/mimetypes2/mimemagicrule.cpp
@@ -41,8 +41,6 @@
 
 #include "mimetypeparser_p.h"
 
-#include "porting.h"
-
 #include <QtCore/QDebug>
 #include <QtCore/QList>
 #include <qendian.h>