diff --git a/kcms/runners/kcm.cpp b/kcms/runners/kcm.cpp
--- a/kcms/runners/kcm.cpp
+++ b/kcms/runners/kcm.cpp
@@ -18,6 +18,8 @@
 
 #include "kcm.h"
 
+#include "kcmutils_version.h"
+
 #include <KPluginFactory>
 #include <KPluginLoader>
 #include <KAboutData>
@@ -76,6 +78,11 @@
     connect(m_pluginSelector, SIGNAL(changed(bool)),
             this, SIGNAL(changed(bool)));
 
+#if KCMUTILS_VERSION >= QT_VERSION_CHECK(5, 67, 0)
+    connect(m_pluginSelector, &KPluginSelector::defaulted,
+            this, &KCModule::defaulted);
+#endif
+
     layout->addLayout(headerLayout);
     layout->addWidget(m_pluginSelector);