diff --git a/include/ExternalSensor.hpp b/include/ExternalSensor.hpp
index 30147fd..20dd2f0 100644
--- a/include/ExternalSensor.hpp
+++ b/include/ExternalSensor.hpp
@@ -18,7 +18,7 @@
                    sdbusplus::asio::object_server& objectServer,
                    std::shared_ptr<sdbusplus::asio::connection>& conn,
                    const std::string& sensorName,
-                   const std::string& sensorMeasure,
+                   const std::string& sensorUnits,
                    std::vector<thresholds::Threshold>&& thresholdsIn,
                    const std::string& sensorConfiguration, double maxReading,
                    double minReading, double timeoutSecs,