diff --git a/src/HwmonTempSensor.cpp b/src/HwmonTempSensor.cpp
index 9871a5b..09fb33f 100644
--- a/src/HwmonTempSensor.cpp
+++ b/src/HwmonTempSensor.cpp
@@ -75,7 +75,7 @@
                                                  thisSensorParameters.typeName +
                                                  "/" + name,
                                              association::interface);
-    setInitialProperties(conn, thisSensorParameters.units);
+    setInitialProperties(thisSensorParameters.units);
 }
 
 HwmonTempSensor::~HwmonTempSensor()