diff --git a/src/commands.h b/src/commands.h
index 276ad16..0fc3d3e 100644
--- a/src/commands.h
+++ b/src/commands.h
@@ -16,7 +16,7 @@ namespace commands
                                                                        {"P2", RO::P2},
                                                                        {"P3", RO::P3},
                                                                        {"P4", RO::P4},
-                                                                       {"UNLIMITED", RO::P1}};
+                                                                       {"UNLIMITED", RO::RO_MAX}};
 
     static const std::map<const std::string, uint8_t> c_heatingValveMap = {{"pump", RO::PUMP_HT},
                                                                            {"first", RO::FST_FLOOR},