diff --git a/src/LinearMath/btQuickprof.cpp b/src/LinearMath/btQuickprof.cpp
index d2b970152..1572b9626 100644
--- a/src/LinearMath/btQuickprof.cpp
+++ b/src/LinearMath/btQuickprof.cpp
@@ -729,11 +729,9 @@ unsigned int btQuickprofGetCurrentThreadIndex2() {
 
 void	btEnterProfileZoneDefault(const char* name)
 {
-	CProfileManager::Start_Profile( name ); 
 }
 void	btLeaveProfileZoneDefault()
 {
-	CProfileManager::Stop_Profile(); 
 }
 
 
diff --git a/src/LinearMath/btQuickprof.h b/src/LinearMath/btQuickprof.h
index e3afc5a80..98a267577 100644
--- a/src/LinearMath/btQuickprof.h
+++ b/src/LinearMath/btQuickprof.h
@@ -65,12 +65,10 @@ btLeaveProfileZoneFunc* btGetCurrentLeaveProfileZoneFunc();
 void btSetCustomEnterProfileZoneFunc(btEnterProfileZoneFunc* enterFunc);
 void btSetCustomLeaveProfileZoneFunc(btLeaveProfileZoneFunc* leaveFunc);
 
-#ifndef BT_ENABLE_PROFILE
+#ifndef BT_NO_PROFILE // FIX redefinition
 //To disable built-in profiling, please comment out next line
-#ifndef BT_NO_PROFILE
-#define BT_NO_PROFILE 1
+//#define BT_NO_PROFILE 1
 #endif //BT_NO_PROFILE
-#endif //BT_ENABLE_PROFILE
 
 const unsigned int BT_QUICKPROF_MAX_THREAD_COUNT = 64;