diff --git a/src/corelib/text/qlocale.cpp b/src/corelib/text/qlocale.cpp
index 75bbe4c7722..bcd72e7f5e4 100644
--- a/src/corelib/text/qlocale.cpp
+++ b/src/corelib/text/qlocale.cpp
@@ -686,9 +686,9 @@ qsizetype qt_repeatCount(QStringView s)
 Q_CONSTINIT static const QLocaleData *default_data = nullptr;
 Q_CONSTINIT QBasicAtomicInt QLocalePrivate::s_generation = Q_BASIC_ATOMIC_INITIALIZER(0);
 
-static QLocalePrivate *c_private()
+static QLocalePrivate *c_private() noexcept
 {
-    static QLocalePrivate c_locale(locale_data, 0, QLocale::OmitGroupSeparator, 1);
+    Q_CONSTINIT static QLocalePrivate c_locale(locale_data, 0, QLocale::OmitGroupSeparator, 1);
     return &c_locale;
 }