diff --git a/src/main.cpp b/src/main.cpp
index d1b225d..235bb43 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -182,7 +182,7 @@ int main(int argc, char** argv) {
 	Contact3Registry cr;
 	RegistryMessageModel rmm{cr};
 	MessageTimeSort mts{rmm};
-	MessageCleanser mc{cr, rmm};
+	MessageCleanser mc{cr, rmm, conf};
 	MessageCommandDispatcher mcd{cr, rmm, conf};
 
 	{ // setup basic commands for bot
diff --git a/src/message_cleanser.cpp b/src/message_cleanser.cpp
index 18444de..a9e2d1c 100644
--- a/src/message_cleanser.cpp
+++ b/src/message_cleanser.cpp
@@ -2,13 +2,20 @@
 
 #include <solanaceae/contact/components.hpp>
 #include <solanaceae/message3/components.hpp>
+#include <solanaceae/util/utils.hpp>
 
 #include <iostream>
 #include <chrono>
+#include <cstdint>
 
-MessageCleanser::MessageCleanser(Contact3Registry& cr, RegistryMessageModel& rmm) : _cr(cr), _rmm(rmm) {
-	// config
-	// has MessageCleanser::old_age
+MessageCleanser::MessageCleanser(
+	Contact3Registry& cr,
+	RegistryMessageModel& rmm,
+	ConfigModelI& conf
+) : _cr(cr), _rmm(rmm), _conf(conf) {
+	if (!_conf.has_int("MessageCleanser", "old_age_minutes")) {
+		_conf.set("MessageCleanser", "old_age_minutes", int64_t(_old_age_default));
+	}
 }
 
 MessageCleanser::~MessageCleanser(void) {
@@ -23,17 +30,27 @@ float MessageCleanser::iterate(float time_delta) {
 
 		uint64_t now_ts = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count();
 
-		uint64_t deleted_count{0};
-
 		// TODO: iterate rmm directly
 		//_rmm.get();
 		// workaround by iterating contacts
 		for (const auto& c : _cr.view<Contact::Components::TagBig>()) {
 			if (auto* reg = _rmm.get(c); reg != nullptr) {
+				float old_age {0.f};
+				{ // old age from conf
+					// TODO: find some way to extract this (maybe map into contact reg?)
+					if (const auto* id_comp = _cr.try_get<Contact::Components::ID>(c); id_comp != nullptr) {
+						const auto id_hex = bin2hex(id_comp->data);
+						old_age = _conf.get_int("MessageCleanser", "old_age_minutes", id_hex).value_or(_old_age_default);
+					} else {
+						old_age = _conf.get_int("MessageCleanser", "old_age_minutes").value_or(_old_age_default);
+					}
+					old_age *= 60.f; // to sec
+				}
+
 				std::vector<Message3> to_remove;
 				// assuming all messages have Timestamp comp
-				reg->view<Message::Components::Timestamp>().each([this, now_ts, &to_remove](const Message3 ent, const Message::Components::Timestamp& ts) {
-					if (now_ts >= ts.ts + static_cast<uint64_t>(_old_age*1000.f)) {
+				reg->view<Message::Components::Timestamp>().each([this, now_ts, old_age, &to_remove](const Message3 ent, const Message::Components::Timestamp& ts) {
+					if (now_ts >= ts.ts + static_cast<uint64_t>(old_age*1000.f)) {
 						to_remove.push_back(ent);
 					}
 				});
@@ -44,12 +61,11 @@ float MessageCleanser::iterate(float time_delta) {
 					_rmm.throwEventDestroy(*reg, c);
 					reg->destroy(c);
 				}
-				deleted_count += to_remove.size();
-			}
-		}
 
-		if (deleted_count > 0) {
-			std::cout << "MC: cleaned up " << deleted_count << "\n";
+				if (!to_remove.empty()) {
+					std::cout << "MC: cleaned up " << to_remove.size() << ", age >= " << old_age << "sec\n";
+				}
+			}
 		}
 	}
 
diff --git a/src/message_cleanser.hpp b/src/message_cleanser.hpp
index fcaa245..b038691 100644
--- a/src/message_cleanser.hpp
+++ b/src/message_cleanser.hpp
@@ -1,17 +1,24 @@
 #pragma once
 
 #include <solanaceae/message3/registry_message_model.hpp>
+#include <solanaceae/util/config_model.hpp>
 
 class MessageCleanser {
 	Contact3Registry& _cr;
 	RegistryMessageModel& _rmm;
+	ConfigModelI& _conf;
+
+	static constexpr int64_t _old_age_default{150}; // minutes
 
-	float _old_age{150.f*60.f}; // max 150min
 	float _interval{3.f*60.f}; // every 3min
 	float _timer{0.f};
 
 	public:
-		MessageCleanser(Contact3Registry& cr, RegistryMessageModel& rmm);
+		MessageCleanser(
+			Contact3Registry& cr,
+			RegistryMessageModel& rmm,
+			ConfigModelI& conf
+		);
 		~MessageCleanser(void);
 
 		float iterate(float time_delta);