diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
index f11ddad30f..c20a1dda97 100644
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -96,7 +96,11 @@ static void RegisterMetaTypes()
     qRegisterMetaType<QMessageBox::Icon>("QMessageBox::Icon");
     qRegisterMetaType<interfaces::BlockAndHeaderTipInfo>("interfaces::BlockAndHeaderTipInfo");
 
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
     qRegisterMetaTypeStreamOperators<BitcoinUnit>("BitcoinUnit");
+#else
+    qRegisterMetaType<BitcoinUnit>("BitcoinUnit");
+#endif
 }
 
 static QString GetLangTerritory()