diff --git a/plugins/plugin_factorio.cpp b/plugins/plugin_factorio.cpp
index 401e998..e0af4f7 100644
--- a/plugins/plugin_factorio.cpp
+++ b/plugins/plugin_factorio.cpp
@@ -35,7 +35,7 @@ SOLANA_PLUGIN_EXPORT uint32_t solana_plugin_start(struct SolanaAPI* solana_api)
 	try {
 		auto* conf = PLUG_RESOLVE_INSTANCE(ConfigModelI);
 		auto* cr = PLUG_RESOLVE_INSTANCE_VERSIONED(Contact3Registry, "1");
-		auto* rmm = PLUG_RESOLVE_INSTANCE(RegistryMessageModel);
+		auto* rmm = PLUG_RESOLVE_INSTANCE(RegistryMessageModelI);
 
 		// static store, could be anywhere tho
 		// construct with fetched dependencies
diff --git a/src/factorio.cpp b/src/factorio.cpp
index 0630841..76ae4d8 100644
--- a/src/factorio.cpp
+++ b/src/factorio.cpp
@@ -16,7 +16,7 @@ void Factorio::sendToLinked(const std::string& message) {
 	}
 }
 
-Factorio::Factorio(ConfigModelI& conf, Contact3Registry& cr, RegistryMessageModel& rmm, FactorioLogParser& flp) :
+Factorio::Factorio(ConfigModelI& conf, Contact3Registry& cr, RegistryMessageModelI& rmm, FactorioLogParser& flp) :
 	_cr(cr),
 	_rmm(rmm),
 	_flp(flp)
diff --git a/src/factorio.hpp b/src/factorio.hpp
index cfca108..209ff81 100644
--- a/src/factorio.hpp
+++ b/src/factorio.hpp
@@ -11,7 +11,7 @@ struct ConfigModelI;
 
 class Factorio : public RegistryMessageModelEventI, public FactorioLogParserEventI {
 	Contact3Registry& _cr;
-	RegistryMessageModel& _rmm;
+	RegistryMessageModelI& _rmm;
 	FactorioLogParser& _flp;
 
 	std::vector<Contact3Handle> _linked_contacts;
@@ -19,7 +19,7 @@ class Factorio : public RegistryMessageModelEventI, public FactorioLogParserEven
 	void sendToLinked(const std::string& message);
 
 	public:
-		Factorio(ConfigModelI& conf, Contact3Registry& cr, RegistryMessageModel& rmm, FactorioLogParser& flp);
+		Factorio(ConfigModelI& conf, Contact3Registry& cr, RegistryMessageModelI& rmm, FactorioLogParser& flp);
 		virtual ~Factorio(void);
 
 	protected: // rmm