diff --git a/src/corelib/kernel/qjniarray.h b/src/corelib/kernel/qjniarray.h
index d3b41d2b1c2..c4403311cb9 100644
--- a/src/corelib/kernel/qjniarray.h
+++ b/src/corelib/kernel/qjniarray.h
@@ -237,6 +237,8 @@ protected:
     template <typename List>
     static auto makeObjectArray(List &&list);
 
+    void swap(QJniArrayBase &other) noexcept { m_object.swap(other.m_object); }
+
 private:
     QJniObject m_object;
 };
diff --git a/src/corelib/kernel/qjniarray.qdoc b/src/corelib/kernel/qjniarray.qdoc
index d0d803102a0..ba2593fcc8f 100644
--- a/src/corelib/kernel/qjniarray.qdoc
+++ b/src/corelib/kernel/qjniarray.qdoc
@@ -58,6 +58,12 @@
     \return a QJniObject wrapping the same \c{jobject} as this QJniArray instance.
 */
 
+/*!
+    \fn void QJniArrayBase::swap(QJniArrayBase &other)
+
+    Swaps this array object with \a other. This function is very fast and never fails.
+*/
+
 /*!
     \fn template <typename T> T QJniArrayBase::object() const