diff --git a/autotests/integration/kwin_wayland_test.cpp b/autotests/integration/kwin_wayland_test.cpp
--- a/autotests/integration/kwin_wayland_test.cpp
+++ b/autotests/integration/kwin_wayland_test.cpp
@@ -53,6 +53,11 @@
     setUseKActivities(false);
 #endif
     qputenv("KWIN_COMPOSE", QByteArrayLiteral("Q"));
+    qunsetenv("XKB_DEFAULT_RULES");
+    qunsetenv("XKB_DEFAULT_MODEL");
+    qunsetenv("XKB_DEFAULT_LAYOUT");
+    qunsetenv("XKB_DEFAULT_VARIANT");
+    qunsetenv("XKB_DEFAULT_OPTIONS");
     initPlatform(KPluginMetaData(QStringLiteral("KWinWaylandVirtualBackend.so")));
     WaylandServer::create(this);
 }