diff --git a/src/plugins/platformthemes/gtk3/qgtk3dialoghelpers.cpp b/src/plugins/platformthemes/gtk3/qgtk3dialoghelpers.cpp
index 699b058932..8b6ec31400 100644
--- a/src/plugins/platformthemes/gtk3/qgtk3dialoghelpers.cpp
+++ b/src/plugins/platformthemes/gtk3/qgtk3dialoghelpers.cpp
@@ -57,7 +57,7 @@
 
 QT_BEGIN_NAMESPACE
 
-static const char *standardButtonText(int button)
+static QByteArray standardButtonText(int button)
 {
     return QGtk3Theme::defaultStandardButtonText(button).toUtf8();
 }