diff --git a/src/CPUSensorMain.cpp b/src/CPUSensorMain.cpp
index f304e3f..6106bc0 100644
--- a/src/CPUSensorMain.cpp
+++ b/src/CPUSensorMain.cpp
@@ -142,7 +142,7 @@
         if (cpu.state != State::OFF)
         {
             available = true;
-            std::shared_ptr<sdbusplus::asio::dbus_interface> iface =
+            std::shared_ptr<sdbusplus::asio::dbus_interface>& iface =
                 inventoryIfaces[cpu.name];
             if (iface != nullptr)
             {