diff --git a/src/dpp.c b/src/dpp.c
index 0064187b..c7cd4bb3 100644
--- a/src/dpp.c
+++ b/src/dpp.c
@@ -4362,6 +4362,12 @@ static struct l_dbus_message *dpp_start_pkex_configurator(struct dpp_sm *dpp,
 				dpp->interface != DPP_INTERFACE_UNBOUND)
 		return dbus_error_busy(message);
 
+	if (!dpp->mcast_support) {
+		l_debug("Multicast frame registration not supported, cannot "
+			"start a configurator");
+		return dbus_error_not_supported(message);
+	}
+
 	if (!network || !bss)
 		return dbus_error_not_connected(message);