diff --git a/sd_event_loop.hpp b/sd_event_loop.hpp
index f580b32..b40782c 100644
--- a/sd_event_loop.hpp
+++ b/sd_event_loop.hpp
@@ -87,6 +87,9 @@
                     std::string iface,
                     uint16_t reqPort = ipmi::rmcpp::defaultPort);
 
+    /** @brief set up boost::asio signal handling */
+    void setupSignal();
+
   private:
     /** @brief async handler for incoming udp packets */
     void handleRmcpPacket();