diff --git a/src/corelib/tools/qtimezone.cpp b/src/corelib/tools/qtimezone.cpp
index b30caf4289a..e17ff2b249e 100644
--- a/src/corelib/tools/qtimezone.cpp
+++ b/src/corelib/tools/qtimezone.cpp
@@ -417,6 +417,13 @@ QTimeZone::~QTimeZone()
 {
 }
 
+/*!
+    \fn QTimeZone::swap(QTimeZone &other)
+
+    Swaps this time zone instance with \a other. This function is very
+    fast and never fails.
+*/
+
 /*!
     Assignment operator, assign \a other to this.
 */