diff --git a/sdk/xtdk/potypes.h b/sdk/xtdk/potypes.h
index feb5972..5249685 100644
--- a/sdk/xtdk/potypes.h
+++ b/sdk/xtdk/potypes.h
@@ -14,6 +14,9 @@
 #include <ketypes.h>
 
 
+#define POWER_PERFORMANCE_SCALE                     100
+
+
 /* C/C++ specific code */
 #ifndef __XTOS_ASSEMBLER__
 
diff --git a/xtoskrnl/po/idle.cc b/xtoskrnl/po/idle.cc
index 8f9aeba..a638640 100644
--- a/xtoskrnl/po/idle.cc
+++ b/xtoskrnl/po/idle.cc
@@ -28,7 +28,7 @@ PO::Idle::InitializeProcessorIdleState(IN OUT PKPROCESSOR_CONTROL_BLOCK Prcb)
 
     /* Initialize default power state */
     Prcb->PowerState.Idle0TimeLimit = 0xFFFFFFFF;
-    Prcb->PowerState.CurrentThrottle = 100;
+    Prcb->PowerState.CurrentThrottle = POWER_PERFORMANCE_SCALE;
     Prcb->PowerState.CurrentThrottleIndex = 0;
     Prcb->PowerState.IdleFunction = Idle0Function;