diff --git a/spectrum_manager/src/APIServer.h b/spectrum_manager/src/APIServer.h
index fdc7104545137cdd51d19627a2a46c49a3663caf..c90714a707956e3b56964560b59afeeb60fbb3a4 100644
--- a/spectrum_manager/src/APIServer.h
+++ b/spectrum_manager/src/APIServer.h
@@ -50,6 +50,9 @@ class APIServer {
 
 	private:
 		void serve_instances(Server *server, Server::session *sess, struct mg_connection *conn, struct http_message *hm);
+		void serve_instances_start(Server *server, Server::session *sess, struct mg_connection *conn, struct http_message *hm);
+		void serve_instances_stop(Server *server, Server::session *sess, struct mg_connection *conn, struct http_message *hm);
+		std::string &safe_arg(std::string &);
 		void send_json(struct mg_connection *conn, const std::string &json);
 
 	private: