diff --git a/tracy/tracy/inc/read_script.h b/tracy/tracy/inc/read_script.h
index a1228a16da95a6080cae68721558e756ed9d3027..1de471ba24d0da3196cda2313427c8977c932cb0 100644
--- a/tracy/tracy/inc/read_script.h
+++ b/tracy/tracy/inc/read_script.h
@@ -25,8 +25,9 @@ extern long _EnergyTuneShift_npoint, _EnergyTuneShift_nturn;
 extern double _EnergyTuneShift_deltamax;
 
 
-extern bool MomentumAccFlag ;
-extern long _MomentumAccFlag_istart, _MomentumAccFlag_istop,
+extern bool MomentumAccFlag;
+extern char DimTrack[3];
+extern long  _MomentumAccFlag_istart, _MomentumAccFlag_istop,
             _MomentumAccFlag_nstepn, _MomentumAccFlag_nstepp;
 extern double _MomentumAccFlag_deltaminn, _MomentumAccFlag_deltamaxn;
 extern double _MomentumAccFlag_deltaminp, _MomentumAccFlag_deltamaxp;
@@ -39,7 +40,8 @@ extern char multipole_file[max_str];
 extern bool ReadMultipoleFlag;
 extern bool MultipoleFlag , ThinsextFlag ;
 
-extern bool FitTuneFlag  ; extern char qm1[max_str],qm2[max_str]; extern double targetnux , targetnuz ;
+extern bool FitTuneFlag ; extern char qf[max_str],qd[max_str]; extern double targetnux, targetnuz;
+extern bool FitTune4Flag  ; extern char qf1[max_str],qf2[max_str],qd1[max_str],qd2[max_str]; 
 extern bool FitChromFlag ; extern char sxm1[max_str],sxm2[max_str]; extern double targetksix, targetksiz ;
 extern bool ChamberFlag , ChamberNoU20Flag , ReadChamberFlag;
 extern bool GirderErrorFlag ;
diff --git a/tracy/tracy/src/read_script.cc b/tracy/tracy/src/read_script.cc
index 923cb9a554d4ae2800ba04b51bee55c58d7b0b52..001437d9687c9d4c09be27ccd6e20430e65a96c9 100644
--- a/tracy/tracy/src/read_script.cc
+++ b/tracy/tracy/src/read_script.cc
@@ -58,7 +58,6 @@ bool CouplingFlag = false;
 bool MomentumAccFlag = false;
 char DimTrack[3] = "4D";
 long  _MomentumAccFlag_istart=1L, _MomentumAccFlag_istop=108L,
-//long  Dim = 4L, _MomentumAccFlag_istart=1L, _MomentumAccFlag_istop=108L,
      _MomentumAccFlag_nstepn=100L, _MomentumAccFlag_nstepp=100L;
 double _MomentumAccFlag_deltaminn=0.01, _MomentumAccFlag_deltamaxn=0.05;
 double _MomentumAccFlag_deltaminp=0.01, _MomentumAccFlag_deltamaxp=0.05;