diff --git a/src/corelib/global/qcomparehelpers.h b/src/corelib/global/qcomparehelpers.h
index 02aa9d9283a..fce751be09f 100644
--- a/src/corelib/global/qcomparehelpers.h
+++ b/src/corelib/global/qcomparehelpers.h
@@ -651,6 +651,7 @@ public:
     explicit constexpr totally_ordered_wrapper(P p) noexcept : ptr(p) {}
 
     constexpr P get() const noexcept { return ptr; }
+    constexpr void reset(P p) noexcept { ptr = p; }
     constexpr P operator->() const noexcept { return get(); }
     constexpr T& operator*() const noexcept { return *get(); }
 
diff --git a/tests/auto/corelib/global/qcomparehelpers/tst_qcomparehelpers.cpp b/tests/auto/corelib/global/qcomparehelpers/tst_qcomparehelpers.cpp
index 69571c9b234..466723a271d 100644
--- a/tests/auto/corelib/global/qcomparehelpers/tst_qcomparehelpers.cpp
+++ b/tests/auto/corelib/global/qcomparehelpers/tst_qcomparehelpers.cpp
@@ -616,6 +616,8 @@ QT_WARNING_POP
     QCOMPARE_NE(Qt::compareThreeWay(b.get(), dWrapper), Qt::strong_ordering::equivalent);
     QCOMPARE_EQ(Qt::compareThreeWay(bWrapper, nullptr), Qt::strong_ordering::greater);
     QCOMPARE_EQ(Qt::compareThreeWay(nullptr, dWrapper), Qt::strong_ordering::less);
+    dWrapper.reset(nullptr);
+    QCOMPARE_EQ(Qt::compareThreeWay(nullptr, dWrapper), Qt::strong_ordering::equivalent);
 
 #undef TEST_BUILTIN
 }