diff --git a/python_sample/build_dipole_ksz_from_galaxies.py b/python_sample/build_dipole_ksz_from_galaxies.py
index 4874136..d5ecb04 100644
--- a/python_sample/build_dipole_ksz_from_galaxies.py
+++ b/python_sample/build_dipole_ksz_from_galaxies.py
@@ -99,7 +99,7 @@ def build_unit_vectors(N):
 
   return ux,uy,uz
 
-def generate_from_catalog(dmin,dmax,Nside,perturb=0.0,y=0.0,do_random=False):
+def generate_from_catalog(dmin,dmax,Nside,perturb=0.0,y=0.0,do_random=False,do_hubble=False):
   import progressbar as pbar
   
   cat = np.load("2m++.npy")
@@ -114,6 +114,8 @@ def generate_from_catalog(dmin,dmax,Nside,perturb=0.0,y=0.0,do_random=False):
 
   ksz_template = np.zeros(Npix, dtype=np.float64)
   ksz_mask = np.ones(Npix, dtype=np.uint8)
+  if do_hubble:
+    ksz_hubble_template = np.zeros(ksz_template.size, dtype=np.float64)
 
   for i in pbar.ProgressBar(maxval = cat.size, widgets=[pbar.Bar(), pbar.ETA()])(cat):
     if do_random:
@@ -153,10 +155,17 @@ def generate_from_catalog(dmin,dmax,Nside,perturb=0.0,y=0.0,do_random=False):
     idx_masked = idx0[idx_masked]
     ksz_template[idx] += m
     ksz_mask[idx_masked] = 0
+    if do_hubble:
+      ksz_hubble_template[idx] += m*DA
 
   ne.evaluate('ksz_template*ksz_normalization', out=ksz_template)
+  ne.evaluate('ksz_hubble_template*ksz_normalization', out=ksz_hubble_template)
 
-  return ksz_template, ksz_mask
+  result =ksz_template, ksz_mask
+  if do_hubble:
+    return result + ( ksz_hubble_template,)
+  else:
+    return result
 
 def get_args():
   parser=argparse.ArgumentParser(description="Generate Skymaps from CIC maps")
@@ -172,6 +181,7 @@ def get_args():
   parser.add_argument('--y',type=float,default=0.0)
   parser.add_argument('--random', type=bool, default=False)
   parser.add_argument('--perturb', type=float, default=0)
+  parser.add_argument('--hubble_monopole', type=bool, default=False)
   return parser.parse_args()
 
 def main():
@@ -184,11 +194,19 @@ def main():
 
   print("Generating map...")
 
-  proj,mask = generate_from_catalog(args.depth_min,args.depth_max,args.Nside,perturb=args.perturb,y=args.y,do_random=args.random)
+  r = generate_from_catalog(args.depth_min,args.depth_max,args.Nside,perturb=args.perturb,y=args.y,do_random=args.random,do_hubble=args.hubble_monopole)
+  hubble_map = None
+  if args.hubble_monopole:
+    proj,mask,hubble_map = r
+  else:
+    proj,mask = r
 
   if args.degrade > 0:
     proj *= mask
     proj = hp.ud_grade(proj, nside_out=args.degrade)
+    if hubble_map is not None:
+      hubble_map *= mask
+      hubble_map = hp.ud_grade(hubble_map, nside_out=args.degrade)
     mask = hp.ud_grade(mask, nside_out=args.degrade)
     Nside = args.degrade
   else:
@@ -203,6 +221,9 @@ def main():
     hp.write_map(args.ksz_map + "_y.fits", proj*y)
     hp.write_map(args.ksz_map + "_z.fits", proj*z)
 
+  if args.hubble_monopole:
+    hp.write_map(args.ksz_map + "_hubble.fits", hubble_map)
+
   hp.mollview(proj*100*1e6, fig=1, coord='GG', cmap=plt.cm.coolwarm, title='', min=args.minval, 
               max=args.maxval)
 
diff --git a/python_sample/icgen/gen_ic_from_borg.py b/python_sample/icgen/gen_ic_from_borg.py
index 8716b2f..09e0bbf 100644
--- a/python_sample/icgen/gen_ic_from_borg.py
+++ b/python_sample/icgen/gen_ic_from_borg.py
@@ -14,7 +14,7 @@ cosmo['omega_B_0']=0.049
 cosmo['SIGMA8']=0.8344
 cosmo['ns']=0.9624
 
-supergen=4
+supergen=1
 zstart=99
 astart=1/(1.+zstart)
 halfPixelShift=False
diff --git a/src/loadGadget.cpp b/src/loadGadget.cpp
index f24f495..cbd458d 100644
--- a/src/loadGadget.cpp
+++ b/src/loadGadget.cpp
@@ -67,7 +67,7 @@ void loadGadgetHeader(UnformattedRead *f, GadgetHeader& h, SimuData *data, int i
   data->Hubble = h.HubbleParam = f->readReal64();
   f->endCheckpoint(true);
   
-  long NumPart = 0, NumPartTotal = 0;
+  ssize_t NumPart = 0, NumPartTotal = 0;
   for(int k=0; k<6; k++)
     {
       NumPart += h.npart[k];
@@ -112,7 +112,7 @@ SimuData *CosmoTool::loadGadgetMulti(const char *fname, int id,
     return 0;
   }
 
-  long NumPart = 0, NumPartTotal = 0;
+  ssize_t NumPart = 0, NumPartTotal = 0;
   
   try
     {
diff --git a/src/loadSimu.hpp b/src/loadSimu.hpp
index a80886c..b098351 100644
--- a/src/loadSimu.hpp
+++ b/src/loadSimu.hpp
@@ -74,8 +74,8 @@ namespace CosmoTool
     float Omega_M;
     float Omega_Lambda;
 
-    long NumPart;
-    long TotalNumPart;
+    ssize_t NumPart;
+    ssize_t TotalNumPart;
     long *Id;
     float *Pos[3];
     float *Vel[3];