diff --git a/src/THcHodoscope.h b/src/THcHodoscope.h
index e17cef190cd85459f30fe3d2f4e02c9b04f3dc85..ab24f0e0570b29ac83cfbe191618cea85e7e7916 100644
--- a/src/THcHodoscope.h
+++ b/src/THcHodoscope.h
@@ -70,7 +70,7 @@ protected:
   Double_t fStartTimeCenter, fStartTimeSlop, fScinTdcToTime;
   Double_t fTofTolerance;
   Double_t fPathLengthCentral;
-  Int_t fScinTdcMin, fScinTdcMax; // min and max TDC values
+  Double_t fScinTdcMin, fScinTdcMax; // min and max TDC values
   char** fPlaneNames;
   Int_t* fNPaddle;		// Number of paddles per plane