Index: trunk/MagicSoft/include-Classes/MMcFormat/MMcEvt.cxx
===================================================================
--- trunk/MagicSoft/include-Classes/MMcFormat/MMcEvt.cxx	(revision 8765)
+++ trunk/MagicSoft/include-Classes/MMcFormat/MMcEvt.cxx	(revision 8907)
@@ -54,4 +54,6 @@
 /////////////////////////////////////////////////////////////////////////////
 #include "MMcEvt.hxx"
+
+#include <TMath.h>
 
 #include "MLog.h"