Index: trunk/MagicSoft/Mars/mmontecarlo/MMcThresholdCalc.cc
===================================================================
--- trunk/MagicSoft/Mars/mmontecarlo/MMcThresholdCalc.cc	(revision 1082)
+++ trunk/MagicSoft/Mars/mmontecarlo/MMcThresholdCalc.cc	(revision 1088)
@@ -176,4 +176,6 @@
         sigma = hist.GetGaussSigma();
         hist.Fit(peak - fSqrt2*sigma, peak + fSqrt2*sigma);
+
+        hist.SetReadyToSave();
     }
     return kTRUE;