diff --git a/src/PSUSensor.cpp b/src/PSUSensor.cpp
index 986fe59..049ae5c 100644
--- a/src/PSUSensor.cpp
+++ b/src/PSUSensor.cpp
@@ -38,7 +38,7 @@
 PSUSensor::PSUSensor(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>&& thresholdsIn,
                      const std::string& sensorConfiguration,
                      const PowerState& powerState,