diff --git a/phosphor-power-supply/psu_manager.hpp b/phosphor-power-supply/psu_manager.hpp
index 6c5775e..6314438 100644
--- a/phosphor-power-supply/psu_manager.hpp
+++ b/phosphor-power-supply/psu_manager.hpp
@@ -186,6 +186,9 @@
     /** @brief True if the power is on. */
     bool powerOn = false;
 
+    /** @brief True if an error for a brownout has already been logged. */
+    bool brownoutLogged = false;
+
     /** @brief Used as part of subscribing to power on state changes*/
     std::string powerService;