diff --git a/src/corelib/time/qtimezone.h b/src/corelib/time/qtimezone.h
index 69286538087..1e5c2a8e6c3 100644
--- a/src/corelib/time/qtimezone.h
+++ b/src/corelib/time/qtimezone.h
@@ -12,7 +12,7 @@
 
 #include <chrono>
 
-#if (defined(Q_OS_DARWIN) || defined(Q_QDOC)) && !defined(QT_NO_SYSTEMLOCALE)
+#if QT_CONFIG(timezone) && (defined(Q_OS_DARWIN) || defined(Q_QDOC)) && !defined(QT_NO_SYSTEMLOCALE)
 Q_FORWARD_DECLARE_CF_TYPE(CFTimeZone);
 Q_FORWARD_DECLARE_OBJC_CLASS(NSTimeZone);
 #endif