diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index fd5ab865f3..ed17709a4d 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -223,11 +223,14 @@ typedef double qreal;
 
 #if defined(QT_NO_DEPRECATED)
 #  undef QT_DEPRECATED
+#  undef QT_DEPRECATED_X
 #  undef QT_DEPRECATED_VARIABLE
 #  undef QT_DEPRECATED_CONSTRUCTOR
 #elif defined(QT_DEPRECATED_WARNINGS)
 #  undef QT_DEPRECATED
 #  define QT_DEPRECATED Q_DECL_DEPRECATED
+#  undef QT_DEPRECATED_X
+#  define QT_DEPRECATED_X(text) Q_DECL_DEPRECATED_X(text)
 #  undef QT_DEPRECATED_VARIABLE
 #  define QT_DEPRECATED_VARIABLE Q_DECL_VARIABLE_DEPRECATED
 #  undef QT_DEPRECATED_CONSTRUCTOR
@@ -235,6 +238,8 @@ typedef double qreal;
 #else
 #  undef QT_DEPRECATED
 #  define QT_DEPRECATED
+#  undef QT_DEPRECATED_X
+#  define QT_DEPRECATED_X(text)
 #  undef QT_DEPRECATED_VARIABLE
 #  define QT_DEPRECATED_VARIABLE
 #  undef QT_DEPRECATED_CONSTRUCTOR