diff --git a/src/qt/qt_main.cpp b/src/qt/qt_main.cpp
index b9e608103..23fafc3ce 100644
--- a/src/qt/qt_main.cpp
+++ b/src/qt/qt_main.cpp
@@ -176,7 +176,7 @@ main(int argc, char *argv[])
 
 #ifdef Q_OS_WINDOWS
     Q_INIT_RESOURCE(darkstyle);
-    QApplication::SetAttribute(Qt::AA_NativeWindows);
+    QApplication::setAttribute(Qt::AA_NativeWindows);
 
     if (!windows_is_light_theme()) {
         QFile f(":qdarkstyle/dark/darkstyle.qss");