diff --git a/src/plugins/platforms/cocoa/qcocoahelpers.mm b/src/plugins/platforms/cocoa/qcocoahelpers.mm
index 61ececc93a..4b63c7207f 100644
--- a/src/plugins/platforms/cocoa/qcocoahelpers.mm
+++ b/src/plugins/platforms/cocoa/qcocoahelpers.mm
@@ -48,6 +48,8 @@
 
 #include <algorithm>
 
+#include <Carbon/Carbon.h>
+
 QT_BEGIN_NAMESPACE
 
 //
diff --git a/src/plugins/platforms/cocoa/qcocoatheme.mm b/src/plugins/platforms/cocoa/qcocoatheme.mm
index 42ddce6e23..51e96cac89 100644
--- a/src/plugins/platforms/cocoa/qcocoatheme.mm
+++ b/src/plugins/platforms/cocoa/qcocoatheme.mm
@@ -55,6 +55,8 @@
 #include <qpa/qplatformintegration.h>
 #include <qpa/qplatformnativeinterface.h>
 
+#include <Carbon/Carbon.h>
+
 QT_BEGIN_NAMESPACE
 
 const char *QCocoaTheme::name = "cocoa";
diff --git a/src/plugins/platforms/cocoa/qcocoawindow.mm b/src/plugins/platforms/cocoa/qcocoawindow.mm
index 4c6b1bac9f..6a247d04e1 100644
--- a/src/plugins/platforms/cocoa/qcocoawindow.mm
+++ b/src/plugins/platforms/cocoa/qcocoawindow.mm
@@ -48,7 +48,6 @@
 #include <qpa/qplatformscreen.h>
 
 #include <AppKit/AppKit.h>
-#include <Carbon/Carbon.h>
 
 #include <QDebug>
 
diff --git a/src/plugins/platforms/cocoa/qnsview.mm b/src/plugins/platforms/cocoa/qnsview.mm
index f414193bdb..17d73dc926 100644
--- a/src/plugins/platforms/cocoa/qnsview.mm
+++ b/src/plugins/platforms/cocoa/qnsview.mm
@@ -33,7 +33,6 @@
 
 #include <QtCore/qglobal.h>
 
-#include <Carbon/Carbon.h>
 #include <dlfcn.h>
 
 #include "qnsview.h"
diff --git a/src/plugins/platforms/cocoa/qnsviewaccessibility.mm b/src/plugins/platforms/cocoa/qnsviewaccessibility.mm
index 1f15da5b3b..d44b02549d 100644
--- a/src/plugins/platforms/cocoa/qnsviewaccessibility.mm
+++ b/src/plugins/platforms/cocoa/qnsviewaccessibility.mm
@@ -31,8 +31,6 @@
 **
 ****************************************************************************/
 
-#include <Carbon/Carbon.h>
-
 #include "qnsview.h"
 #include "qcocoahelpers.h"
 #include "qcocoaaccessibility.h"
diff --git a/src/plugins/platforms/cocoa/qt_mac_p.h b/src/plugins/platforms/cocoa/qt_mac_p.h
index c59e0941b2..9bfc0f7ba1 100644
--- a/src/plugins/platforms/cocoa/qt_mac_p.h
+++ b/src/plugins/platforms/cocoa/qt_mac_p.h
@@ -63,30 +63,10 @@
 
 #include "QtGui/qpainter.h"
 
-#include <Carbon/Carbon.h>
-
 QT_BEGIN_NAMESPACE
 class QWidget;
 class QDragMoveEvent;
 
-/* Event masks */
-// internal Qt types
-
-enum {
-    //AE types
-    typeAEClipboardChanged = 1,
-    //types
-    typeQWidget = 1,  /* QWidget *  */
-    //params
-    kEventParamQWidget = 'qwid',   /* typeQWidget */
-    //events
-    kEventQtRequestContext = 13,
-    kEventQtRequestMenubarUpdate = 14,
-    kEventQtRequestShowSheet = 17,
-    kEventQtRequestActivate = 18,
-    kEventQtRequestWindowChange = 20
-};
-
 // Simple class to manage short-lived regions
 class QMacSmartQuickDrawRegion
 {
@@ -171,10 +151,6 @@ extern QPoint qt_mac_nativeMapFromParent(const QWidget *child, const QPoint &pt)
 # undef check
 #endif
 
-QFont qfontForThemeFont(ThemeFontID themeID);
-
-QColor qcolorForThemeTextColor(ThemeTextColor themeColor);
-
 struct QMacDndAnswerRecord {
     QRect rect;
     Qt::KeyboardModifiers modifiers;
diff --git a/src/widgets/kernel/mac.pri b/src/widgets/kernel/mac.pri
index 129fdebe1b..8c694c5e05 100644
--- a/src/widgets/kernel/mac.pri
+++ b/src/widgets/kernel/mac.pri
@@ -1,4 +1,4 @@
 !x11:osx {
-   LIBS_PRIVATE += -framework Carbon -framework AppKit -lz
+   LIBS_PRIVATE += -framework AppKit -lz
    *-mwerks:INCLUDEPATH += compat
 }
diff --git a/src/widgets/styles/styles.pri b/src/widgets/styles/styles.pri
index a54563c036..11f7d973cc 100644
--- a/src/widgets/styles/styles.pri
+++ b/src/widgets/styles/styles.pri
@@ -49,7 +49,8 @@ contains( styles, mac ) {
     HEADERS += \
         styles/qmacstyle_mac_p.h \
         styles/qmacstyle_mac_p_p.h
-        OBJECTIVE_SOURCES += styles/qmacstyle_mac.mm
+    OBJECTIVE_SOURCES += styles/qmacstyle_mac.mm
+    LIBS_PRIVATE += -framework Carbon
 } else {
     DEFINES += QT_NO_STYLE_MAC
 }
diff --git a/src/widgets/widgets/qmainwindowlayout_p.h b/src/widgets/widgets/qmainwindowlayout_p.h
index 9a13e5f5ce..a7f2f17bdf 100644
--- a/src/widgets/widgets/qmainwindowlayout_p.h
+++ b/src/widgets/widgets/qmainwindowlayout_p.h
@@ -60,18 +60,6 @@
 #include "qdockarealayout_p.h"
 #include "qtoolbararealayout_p.h"
 
-#ifdef Q_DEAD_CODE_FROM_QT4_MAC
-// Forward defs to make avoid including Carbon.h (faster compile you know ;).
-struct OpaqueHIObjectRef;
-typedef struct OpaqueHIObjectRef*       HIObjectRef;
-typedef HIObjectRef                     HIToolbarItemRef;
-typedef const void * CFTypeRef;
-typedef const struct __CFString * CFStringRef;
-
-#include <private/qunifiedtoolbarsurface_mac_p.h>
-
-#endif // Q_DEAD_CODE_FROM_QT4_MAC
-
 QT_BEGIN_NAMESPACE
 
 class QToolBar;