diff --git a/phosphor-power-supply/README.md b/phosphor-power-supply/README.md
index a485508..bd86b11 100644
--- a/phosphor-power-supply/README.md
+++ b/phosphor-power-supply/README.md
@@ -11,10 +11,6 @@
 
 The JSON configuration file should contain:
 
-## MinPowerSupplies
-Optional property, integer, that indicates the minimum number of power supplies
-that should be present.
-
 ## MaxPowerSupplies
 Optional property, integer, that indicates the maximum number of power supplies
 that should be present.
diff --git a/phosphor-power-supply/configurations/witherspoon/psu_config.json b/phosphor-power-supply/configurations/witherspoon/psu_config.json
index 546adeb..4542cea 100644
--- a/phosphor-power-supply/configurations/witherspoon/psu_config.json
+++ b/phosphor-power-supply/configurations/witherspoon/psu_config.json
@@ -1,6 +1,5 @@
 {
     "SystemProperties" : {
-        "MinPowerSupplies" : 1,
         "MaxPowerSupplies" : 2
     },
     "PowerSupplies": [
diff --git a/phosphor-power-supply/psu_manager.cpp b/phosphor-power-supply/psu_manager.cpp
index b83d77d..1f578aa 100644
--- a/phosphor-power-supply/psu_manager.cpp
+++ b/phosphor-power-supply/psu_manager.cpp
@@ -16,17 +16,14 @@
     bus(bus)
 {
     // Parse out the JSON properties
-    sys_properties properties;
-    getJSONProperties(configfile, bus, properties, psus);
+    sysProperties = {0};
+    getJSONProperties(configfile);
 
     using namespace sdeventplus;
     auto interval = std::chrono::milliseconds(1000);
     timer = std::make_unique<utility::Timer<ClockId::Monotonic>>(
         e, std::bind(&PSUManager::analyze, this), interval);
 
-    minPSUs = {properties.minPowerSupplies};
-    maxPSUs = {properties.maxPowerSupplies};
-
     // Subscribe to power state changes
     powerService = util::getService(POWER_OBJ_PATH, POWER_IFACE, bus);
     powerOnMatch = std::make_unique<sdbusplus::bus::match_t>(
@@ -38,9 +35,7 @@
     initialize();
 }
 
-void PSUManager::getJSONProperties(
-    const std::string& path, sdbusplus::bus::bus& bus, sys_properties& p,
-    std::vector<std::unique_ptr<PowerSupply>>& psus)
+void PSUManager::getJSONProperties(const std::string& path)
 {
     nlohmann::json configFileJSON = util::loadJSONFromFile(path.c_str());
 
@@ -61,22 +56,9 @@
 
     auto sysProps = configFileJSON["SystemProperties"];
 
-    if (sysProps.contains("MinPowerSupplies"))
-    {
-        p.minPowerSupplies = sysProps["MinPowerSupplies"];
-    }
-    else
-    {
-        p.minPowerSupplies = 0;
-    }
-
     if (sysProps.contains("MaxPowerSupplies"))
     {
-        p.maxPowerSupplies = sysProps["MaxPowerSupplies"];
-    }
-    else
-    {
-        p.maxPowerSupplies = 0;
+        sysProperties.maxPowerSupplies = sysProps["MaxPowerSupplies"];
     }
 
     for (auto psuJSON : configFileJSON["PowerSupplies"])
diff --git a/phosphor-power-supply/psu_manager.hpp b/phosphor-power-supply/psu_manager.hpp
index 06d7c82..f3bba27 100644
--- a/phosphor-power-supply/psu_manager.hpp
+++ b/phosphor-power-supply/psu_manager.hpp
@@ -11,7 +11,6 @@
 
 struct sys_properties
 {
-    int minPowerSupplies;
     int maxPowerSupplies;
 };
 
@@ -47,9 +46,12 @@
     PSUManager(sdbusplus::bus::bus& bus, const sdeventplus::Event& e,
                const std::string& configfile);
 
-    void getJSONProperties(const std::string& path, sdbusplus::bus::bus& bus,
-                           sys_properties& p,
-                           std::vector<std::unique_ptr<PowerSupply>>& psus);
+    /**
+     * @brief Initialize the system properties and PowerSupply objects from
+     *        the JSON config file.
+     * @param[in] path - Path to the JSON config file
+     */
+    void getJSONProperties(const std::string& path);
 
     /**
      * Initializes the manager.
@@ -188,14 +190,9 @@
     }
 
     /**
-     * @brief Minimum number of power supplies to operate.
+     * @brief The system properties.
      */
-    int minPSUs = 1;
-
-    /**
-     * @brief Maximum number of power supplies possible.
-     */
-    int maxPSUs = 1;
+    sys_properties sysProperties;
 
     /**
      * @brief The vector for power supplies.