diff --git a/internal/pipewire/core.go b/internal/pipewire/core.go
index eec62da..d267781 100644
--- a/internal/pipewire/core.go
+++ b/internal/pipewire/core.go
@@ -644,7 +644,8 @@ func (registry *Registry) destroy(id Int) error {
 // An UnsupportedObjectTypeError is the name of a type not known by the server [Registry].
 type UnsupportedObjectTypeError string
 
-func (e UnsupportedObjectTypeError) Error() string { return "unsupported object type " + string(e) }
+func (e UnsupportedObjectTypeError) Error() string   { return "unsupported object type " + string(e) }
+func (e UnsupportedObjectTypeError) Message() string { return e.Error() }
 
 // Core holds state of [PW_TYPE_INTERFACE_Core].
 type Core struct {