diff --git a/src/ExitAirTempSensor.cpp b/src/ExitAirTempSensor.cpp
index f235c26..59180b5 100644
--- a/src/ExitAirTempSensor.cpp
+++ b/src/ExitAirTempSensor.cpp
@@ -873,6 +873,7 @@
                     parseThresholdsFromConfig(interfaces, sensorThresholds);
 
                     std::string name = loadVariant<std::string>(cfg, "Name");
+                    exitAirSensor = nullptr;
                     exitAirSensor = std::make_shared<ExitAirTempSensor>(
                         dbusConnection, name, path.str, objectServer,
                         std::move(sensorThresholds));