Index: trunk/MagicSoft/Mars/mhist/MHEvent.cc
===================================================================
--- trunk/MagicSoft/Mars/mhist/MHEvent.cc	(revision 8999)
+++ trunk/MagicSoft/Mars/mhist/MHEvent.cc	(revision 9141)
@@ -266,12 +266,11 @@
         s += fRawEvtHeader->GetDAQEvtNumber();
     }
+
     if (fRawEvtHeader && fRawRunHeader)
         s += " of ";
 
     if (fRawRunHeader)
-    {
-        s += "M";
         s += fRawRunHeader->GetStringID();
-    }
+
     if (fTime)
     {