diff --git a/src/NVMeSensor.cpp b/src/NVMeSensor.cpp
index 89b21b0..d293737 100644
--- a/src/NVMeSensor.cpp
+++ b/src/NVMeSensor.cpp
@@ -33,6 +33,11 @@
            PowerState::on),
     bus(busNumber), objServer(objectServer)
 {
+    if (bus < 0)
+    {
+        throw std::invalid_argument("Invalid bus: Bus ID must not be negative");
+    }
+
     sensorInterface = objectServer.add_interface(
         "/xyz/openbmc_project/sensors/temperature/" + name,
         "xyz.openbmc_project.Sensor.Value");