diff --git a/phosphor-power-supply/power_supply.hpp b/phosphor-power-supply/power_supply.hpp
index 83ebc74..3cb5a6d 100644
--- a/phosphor-power-supply/power_supply.hpp
+++ b/phosphor-power-supply/power_supply.hpp
@@ -491,6 +491,11 @@
     size_t readFail = 0;
 
     /**
+     * @brief Examine STATUS_WORD for pgood or unit off faults.
+     */
+    void analyzePgoodFault();
+
+    /**
      * @brief Determine possible manufacturer-specific faults from bits in
      * STATUS_MFR.
      *