diff --git a/phosphor-power-supply/util.hpp b/phosphor-power-supply/util.hpp
index b2b27f5..3302d8d 100644
--- a/phosphor-power-supply/util.hpp
+++ b/phosphor-power-supply/util.hpp
@@ -196,7 +196,7 @@
     }
 
     std::string getChassis(sdbusplus::bus_t& bus,
-                           const std::string& invpath) const
+                           const std::string& invpath) const override
     {
         sdbusplus::message::object_path assocPath = invpath + "/powering";
         sdbusplus::message::object_path basePath{"/"};