diff --git a/local/recipes/kde/kf6-kded6/source/src/kded.cpp b/local/recipes/kde/kf6-kded6/source/src/kded.cpp
index 0bae98e43..9d5d051a7 100644
--- a/local/recipes/kde/kf6-kded6/source/src/kded.cpp
+++ b/local/recipes/kde/kf6-kded6/source/src/kded.cpp
@@ -575,7 +575,13 @@ static bool detectPlatform(int argc, char **argv)
         return false;
     }
     if (qstrcmp(sessionType.data(), "wayland") == 0) {
+#ifdef Q_OS_REDOX
+        // Qt6 Wayland QPA crashes at null+8 during wl_registry init on Redox.
+        // kded6 is a headless D-Bus daemon — use offscreen platform instead.
+        qputenv("QT_QPA_PLATFORM", "offscreen");
+#else
         qputenv("QT_QPA_PLATFORM", "wayland");
+#endif
         return true;
     } else if (qstrcmp(sessionType.data(), "x11") == 0) {
         qputenv("QT_QPA_PLATFORM", "xcb");