diff --git a/misc/dialogutils.cpp b/misc/dialogutils.cpp
index d78a0b7..b3eff5e 100644
--- a/misc/dialogutils.cpp
+++ b/misc/dialogutils.cpp
@@ -95,7 +95,7 @@ QColor instructionTextColor()
  * \brief Returns the stylesheet for dialogs and other windows used in my
  * applications.
  */
-const QString &dialogStyleForPalette(const QPalette &palette)
+QString dialogStyleForPalette(const QPalette &palette)
 {
 #ifdef Q_OS_WINDOWS
     return QStringLiteral("#mainWidget { color: palette(text); background-color: "
@@ -109,9 +109,8 @@ const QString &dialogStyleForPalette(const QPalette &palette)
         .arg(windowFrameColorForPalette(palette).name(), instructionTextColorForPalette(palette).name());
 #else
     Q_UNUSED(palette)
-    static const auto style = QStringLiteral("*[classNames~=\"heading\"] { font-weight: bold; }"
+    return QStringLiteral("*[classNames~=\"heading\"] { font-weight: bold; }"
                                              "*[classNames~=\"input-invalid\"] { color: red; }");
-    return style;
 #endif
 }
 
@@ -121,7 +120,8 @@ const QString &dialogStyleForPalette(const QPalette &palette)
  */
 const QString &dialogStyle()
 {
-    return dialogStyleForPalette(QGuiApplication::palette());
+    static const auto style = dialogStyleForPalette(QGuiApplication::palette());
+    return style;
 }
 
 #ifdef QT_UTILITIES_GUI_QTWIDGETS
diff --git a/misc/dialogutils.h b/misc/dialogutils.h
index 1007ac1..4186eb7 100644
--- a/misc/dialogutils.h
+++ b/misc/dialogutils.h
@@ -37,7 +37,7 @@ QT_UTILITIES_EXPORT QColor windowFrameColorForPalette(const QPalette &palette);
 QT_UTILITIES_EXPORT QColor instructionTextColorForPalette(const QPalette &palette);
 #endif
 [[deprecated]] QT_UTILITIES_EXPORT const QString &dialogStyle();
-QT_UTILITIES_EXPORT const QString &dialogStyleForPalette(const QPalette &palette);
+QT_UTILITIES_EXPORT QString dialogStyleForPalette(const QPalette &palette);
 #ifdef QT_UTILITIES_GUI_QTWIDGETS
 QT_UTILITIES_EXPORT QRect availableScreenGeometryAtPoint(const QPoint &point);
 QT_UTILITIES_EXPORT void centerWidget(QWidget *widget, const QWidget *parent = nullptr, const QPoint *position = nullptr);