diff --git a/src/HwmonTempSensor.hpp b/src/HwmonTempSensor.hpp
index 27ffccd..d45dafd 100644
--- a/src/HwmonTempSensor.hpp
+++ b/src/HwmonTempSensor.hpp
@@ -28,7 +28,7 @@
     HwmonTempSensor(const std::string& path, const std::string& objectType,
                     sdbusplus::asio::object_server& objectServer,
                     std::shared_ptr<sdbusplus::asio::connection>& conn,
-                    boost::asio::io_service& io, const std::string& sensorName,
+                    boost::asio::io_context& io, const std::string& sensorName,
                     std::vector<thresholds::Threshold>&& thresholds,
                     const struct SensorParams& thisSensorParameters,
                     float pollRate, const std::string& sensorConfiguration,