Index: trunk/MagicSoft/Mars/mhist/MHHillas.cc
===================================================================
--- trunk/MagicSoft/Mars/mhist/MHHillas.cc	(revision 1030)
+++ trunk/MagicSoft/Mars/mhist/MHHillas.cc	(revision 1048)
@@ -36,5 +36,5 @@
     // connect all the histogram with the container fHist
     //
-    fAlpha  = new TH1F("Alpha [°]", "Alpha of Hillas",   90, 0,  90);
+    fAlpha  = new TH1F("\\alpha [^\\circ]", "Alpha of Hillas",   90, 0,  90);
     fWidth  = new TH1F("Width [mm]",  "Width of Hillas",  100, 0, 300);
     fLength = new TH1F("Length [mm]", "Length of Hillas", 100, 0, 300);