Index: trunk/MagicSoft/Mars/mcalib/MCalibrationPix.cc
===================================================================
--- trunk/MagicSoft/Mars/mcalib/MCalibrationPix.cc	(revision 3822)
+++ trunk/MagicSoft/Mars/mcalib/MCalibrationPix.cc	(revision 3826)
@@ -166,5 +166,5 @@
     return -1.;
 
-  if (fLoGainMean == 0. || fLoGainMean == -1.)
+  if ((fLoGainMean == 0.) || (fLoGainMean == -1.))
     return -1.;
 
