diff --git a/src/gui/text/qfont.cpp b/src/gui/text/qfont.cpp
index 43dccb1ded..aa03d814be 100644
--- a/src/gui/text/qfont.cpp
+++ b/src/gui/text/qfont.cpp
@@ -206,6 +206,8 @@ static int convertWeights(int weight, bool inverted)
 static QStringList splitIntoFamilies(const QString &family)
 {
     QStringList familyList;
+    if (family.isEmpty())
+        return familyList;
     const auto list = QStringView{family}.split(QLatin1Char(','));
     const int numFamilies = list.size();
     familyList.reserve(numFamilies);
diff --git a/src/widgets/accessible/qaccessiblewidgets.cpp b/src/widgets/accessible/qaccessiblewidgets.cpp
index 033c213d41..d9ba34c145 100644
--- a/src/widgets/accessible/qaccessiblewidgets.cpp
+++ b/src/widgets/accessible/qaccessiblewidgets.cpp
@@ -850,7 +850,7 @@ QString QAccessibleTextWidget::attributes(int offset, int *startOffset, int *end
     const QFont charFormatFont = charFormat.font();
 
     AttributeFormatter attrs;
-    QString family = charFormatFont.families().first();
+    QString family = charFormatFont.families().value(0, QString());
     if (!family.isEmpty()) {
         family = family.replace(u'\\', QLatin1String("\\\\"));
         family = family.replace(u':', QLatin1String("\\:"));