diff --git a/SpeckleConnector/Connector/Environment/ConnectorProject.cpp b/SpeckleConnector/Connector/Environment/ConnectorProject.cpp
index 4e2b77b..c639094 100644
--- a/SpeckleConnector/Connector/Environment/ConnectorProject.cpp
+++ b/SpeckleConnector/Connector/Environment/ConnectorProject.cpp
@@ -3,6 +3,7 @@
 #include "Connector/Connector.h"
 #include "Connector/Database/ModelCardDatabase.h"
 
+using namespace active::event;
 using namespace connector::database;
 using namespace connector::environment;
 using namespace speckle::utility;
@@ -11,7 +12,8 @@ using namespace speckle::utility;
 	Default constructor
   --------------------------------------------------------------------*/
 ConnectorProject::ConnectorProject() {
-	m_modelCards = std::make_unique<ModelCardDatabase>();
+	m_modelCards = std::make_shared<ModelCardDatabase>();
+	connector()->addWeak(m_modelCards->getSubscription());
 }
 
 
diff --git a/SpeckleConnector/Connector/Environment/ConnectorProject.h b/SpeckleConnector/Connector/Environment/ConnectorProject.h
index 38ebd31..4aa2ff0 100644
--- a/SpeckleConnector/Connector/Environment/ConnectorProject.h
+++ b/SpeckleConnector/Connector/Environment/ConnectorProject.h
@@ -45,7 +45,7 @@ namespace connector::environment {
 		
 	private:
 			///The model card database
-		std::unique_ptr<connector::database::ModelCardDatabase> m_modelCards;
+		std::shared_ptr<connector::database::ModelCardDatabase> m_modelCards;
 	};
 
 }