Index: /trunk/Mars/mcorsika/MCorsikaRead.cc
===================================================================
--- /trunk/Mars/mcorsika/MCorsikaRead.cc	(revision 19686)
+++ /trunk/Mars/mcorsika/MCorsikaRead.cc	(revision 19687)
@@ -361,5 +361,5 @@
    if (!fInFormat->Read(&fNumTelescopes, 4)) return kERROR;
 
-   if (fTelescopeIdx>=fNumTelescopes)
+   if (fTelescopeIdx>=Int_t(fNumTelescopes))
    {
       *fLog << err << "ERROR - Requested telescope index " << fTelescopeIdx << 
@@ -844,5 +844,5 @@
         }
 
-        for (int i=0; i<fNumTelescopes; i++)
+        for (UInt_t i=0; i<fNumTelescopes; i++)
         {
             *fLog << all << "Telescope #" << setw(4) << i << " [X/Y/Z (R)]: ";