diff --git a/src/corelib/text/qlocale.h b/src/corelib/text/qlocale.h
index 3bd545467f..c85701dc72 100644
--- a/src/corelib/text/qlocale.h
+++ b/src/corelib/text/qlocale.h
@@ -867,6 +867,7 @@ public:
         RejectTrailingZeroesAfterDot = 0x20
     };
     Q_DECLARE_FLAGS(NumberOptions, NumberOption)
+    Q_FLAG(NumberOption)
 
     enum FloatingPointPrecisionOption {
         FloatingPointShortest = -128
@@ -1063,6 +1064,7 @@ public:
         AnyLanguageCode = -1
     };
     Q_DECLARE_FLAGS(LanguageCodeTypes, LanguageCodeType)
+    Q_FLAG(LanguageCodeType)
 
 #if QT_CORE_REMOVED_SINCE(6, 3)
     static QString languageToCode(Language language);