diff --git a/dbquery/musicbrainz.cpp b/dbquery/musicbrainz.cpp
index 3aaafb3..2032219 100644
--- a/dbquery/musicbrainz.cpp
+++ b/dbquery/musicbrainz.cpp
@@ -20,6 +20,7 @@ using namespace std;
 using namespace std::placeholders;
 using namespace Utility;
 
+#if (QT_VERSION < QT_VERSION_CHECK(5, 14, 0))
 namespace std {
 template <> struct hash<QString> {
     std::size_t operator()(const QString &s) const
@@ -28,6 +29,7 @@ template <> struct hash<QString> {
     }
 };
 } // namespace std
+#endif
 
 namespace QtGui {