--- PamCut/CaloCuts/CaloAngleCut/CaloAngleCut.cpp	2010/01/18 15:55:01	1.1
+++ PamCut/CaloCuts/CaloAngleCut/CaloAngleCut.cpp	2010/03/23 17:27:29	1.2
@@ -8,13 +8,13 @@
 /*! @file CaloAngleCut.cpp */
 
 #include "CaloAngleCut.h"
-#define PI 3.14159265
 
 int CaloAngleCut::Check(PamLevel2 *event) {
 
+  static const double pi = 3.14159265;
   Double_t xAngle;
 
-    xAngle = atan(_xCaloAxis->par[1])*180/PI; // par[1]=tg(theta) . xAngle expressed in degrees
+    xAngle = atan(_xCaloAxis->par[1])*180/pi; // par[1]=tg(theta) . xAngle expressed in degrees
     if (! (_minXAngle < xAngle && xAngle < _maxXAngle) ) {
       return 0;
     }