1 files changed, 4 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qwindowsfontdatabase_ft.cpp b/src/plugins/platforms/windows/qwindowsfontdatabase_ft.cpp
index b513d9ad7c..4d8966f934 100644
--- a/src/plugins/platforms/windows/qwindowsfontdatabase_ft.cpp
+++ b/src/plugins/platforms/windows/qwindowsfontdatabase_ft.cpp
@@ -122,7 +122,11 @@ static FontKeys &fontKeys()
                                      QSettings::NativeFormat);
         const QStringList allKeys = fontRegistry.allKeys();
         const QString trueType = QStringLiteral("(TrueType)");
+#ifndef QT_NO_REGULAREXPRESSION
         const QRegularExpression sizeListMatch(QStringLiteral("\\s(\\d+,)+\\d+"));
+#else
+        const QRegExp sizeListMatch(QLatin1String("\\s(\\d+,)+\\d+"));
+#endif
         Q_ASSERT(sizeListMatch.isValid());
         const int size = allKeys.size();
         result.reserve(size);