diff --git a/include/PSUSensor.hpp b/include/PSUSensor.hpp
index afc748b..370ded9 100644
--- a/include/PSUSensor.hpp
+++ b/include/PSUSensor.hpp
@@ -23,6 +23,7 @@
     boost::asio::posix::stream_descriptor inputDev;
     boost::asio::deadline_timer waitTimer;
     boost::asio::streambuf readBuf;
+    std::string path;
     int errCount;
     unsigned int sensorFactor;
     void setupRead(void);