diff --git a/pid/builder.cpp b/pid/builder.cpp
index 2a64215..2faa1cc 100644
--- a/pid/builder.cpp
+++ b/pid/builder.cpp
@@ -63,7 +63,7 @@
         const PIDConf& pidConfig = zi.second;
 
         auto zone = std::make_unique<PIDZone>(
-            zoneId, zoneConf->second.minThermalRpm,
+            zoneId, zoneConf->second.minThermalOutput,
             zoneConf->second.failsafePercent, mgr, modeControlBus,
             getControlPath(zi.first).c_str(), deferSignals);
 
diff --git a/pid/buildjson.cpp b/pid/buildjson.cpp
index 97f2bf0..b620439 100644
--- a/pid/buildjson.cpp
+++ b/pid/buildjson.cpp
@@ -86,7 +86,7 @@
 
         /* TODO: using at() throws a specific exception we can catch */
         id = zone["id"];
-        thisZoneConfig.minThermalRpm = zone["minThermalRpm"];
+        thisZoneConfig.minThermalOutput = zone["minThermalOutput"];
         thisZoneConfig.failsafePercent = zone["failsafePercent"];
 
         auto pids = zone["pids"];
diff --git a/pid/zone.cpp b/pid/zone.cpp
index 065e6d7..7433d30 100644
--- a/pid/zone.cpp
+++ b/pid/zone.cpp
@@ -87,7 +87,7 @@
 
 double PIDZone::getMinThermalRPMSetpoint(void) const
 {
-    return _minThermalRpmSetPt;
+    return _minThermalOutputSetPt;
 }
 
 void PIDZone::addFanPID(std::unique_ptr<Controller> pid)
diff --git a/pid/zone.hpp b/pid/zone.hpp
index 077d272..94082e9 100644
--- a/pid/zone.hpp
+++ b/pid/zone.hpp
@@ -43,11 +43,12 @@
 class PIDZone : public ZoneInterface, public ModeObject
 {
   public:
-    PIDZone(int64_t zone, double minThermalRpm, double failSafePercent,
+    PIDZone(int64_t zone, double minThermalOutput, double failSafePercent,
             const SensorManager& mgr, sdbusplus::bus::bus& bus,
             const char* objPath, bool defer) :
         ModeObject(bus, objPath, defer),
-        _zoneId(zone), _maximumRPMSetPt(), _minThermalRpmSetPt(minThermalRpm),
+        _zoneId(zone), _maximumRPMSetPt(),
+        _minThermalOutputSetPt(minThermalOutput),
         _failSafePercent(failSafePercent), _mgr(mgr)
     {
 #ifdef __TUNING_LOGGING__
@@ -104,7 +105,7 @@
     const int64_t _zoneId;
     double _maximumRPMSetPt = 0;
     bool _manualMode = false;
-    const double _minThermalRpmSetPt;
+    const double _minThermalOutputSetPt;
     const double _failSafePercent;
 
     std::set<std::string> _failSafeSensors;