diff --git a/multimedia/ossia-score/files/patch-3rdparty_libossia_3rdparty_verdigris_src_wobjectimpl.h b/multimedia/ossia-score/files/patch-3rdparty_libossia_3rdparty_verdigris_src_wobjectimpl.h
new file mode 100644
index 000000000000..8eda9c163dd2
--- /dev/null
+++ b/multimedia/ossia-score/files/patch-3rdparty_libossia_3rdparty_verdigris_src_wobjectimpl.h
@@ -0,0 +1,32 @@
+Fix build with Qt >= 6.9.0
+
+Backported from: https://github.com/woboq/verdigris/commit/9b3e3f26251444bf48011202db85c892b0f45c57
+
+--- 3rdparty/libossia/3rdparty/verdigris/src/wobjectimpl.h.orig	2025-01-16 18:09:49 UTC
++++ 3rdparty/libossia/3rdparty/verdigris/src/wobjectimpl.h
+@@ -796,13 +796,20 @@ struct DataBuilder {
+         intCount += sizeof... (Ts);
+     }
+ 
+-#if QT_VERSION >= QT_VERSION_CHECK(6,0,0)
++#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
++#if QT_VERSION >= QT_VERSION_CHECK(6, 9, 0)
++    template<class Unique, bool TypeMustBeComplete>
++    static constexpr const QtPrivate::QMetaTypeInterface *metaTypeInterface = QtPrivate::qTryMetaTypeInterfaceForType<Unique,  std::conditional_t<TypeMustBeComplete, void, Unique>>();
++#else
+     template<class T, bool isComplete>
+-    static constexpr const QtPrivate::QMetaTypeInterface *metaTypeInterface = QtPrivate::qTryMetaTypeInterfaceForType<T, QtPrivate::TypeAndForceComplete<T, std::integral_constant<bool, isComplete>>>();
+-
+-    template<class T, bool isComplete = false>
++    static constexpr const QtPrivate::QMetaTypeInterface *metaTypeInterface
++        = QtPrivate::qTryMetaTypeInterfaceForType<
++            T,
++            QtPrivate::TypeAndForceComplete<T, std::integral_constant<bool, isComplete>>>();
++#endif
++    template<class T, bool TypeMustBeComplete = false>
+     constexpr void addMetaType() {
+-        *metaTypeP++ = metaTypeInterface<T, isComplete>;
++        *metaTypeP++ = metaTypeInterface<T, TypeMustBeComplete>;
+         metaTypeCount += 1;
+     }
+ #endif