diff --git a/catalog/C9_Catalog.py b/catalog/C9_Catalog.py
index b028bdf6eb88aff10de2265a0484786cdd711e67..590dda6a67d78bb8415612635f2811bb41b0a7de 100644
--- a/catalog/C9_Catalog.py
+++ b/catalog/C9_Catalog.py
@@ -262,7 +262,7 @@ class Catalog(CatalogBase):
         if "enable_mw_ext_gal" in self.config["catalog_options"] and self.config["catalog_options"]["enable_mw_ext_gal"]:
             MW_Av_arr = self.mw_ext.Av_from_Planck(ra=ra_arr, dec=dec_arr)
         else:
-            MW_Av_arr = np.ones(len(ra_arr))
+            MW_Av_arr = np.zeros(len(ra_arr))
 
         for igals in range(ngals):
             # # (TEST)
diff --git a/observation_sim/mock_objects/ExtinctionMW.py b/observation_sim/mock_objects/ExtinctionMW.py
index a754deb05eac26c4a0ebae9b46c6c11bc06178fa..85ae6928b35d9d4e80fb4f84de0d2a21efcc10ed 100644
--- a/observation_sim/mock_objects/ExtinctionMW.py
+++ b/observation_sim/mock_objects/ExtinctionMW.py
@@ -13,7 +13,7 @@ class ExtinctionMW(object):
 
     @staticmethod
     def radec2pix(ra, dec, NSIDE=2048):
-        return hp.pixelfunc.ang2pix(nside=NSIDE, theta=ra, phi=dec, nested=True, lonlat=True)
+        return hp.pixelfunc.ang2pix(nside=NSIDE, theta=ra, phi=dec, nest=True, lonlat=True)
 
     def init_ext_model(self, model_name="odonnell", Av=1.0, Rv=3.1, lamb=None):
         self.model_name = model_name
@@ -80,7 +80,7 @@ class ExtinctionMW(object):
         l, b = c.l.radian, c.b.radian
         NSIDE = hp.pixelfunc.get_nside(self.ebv_planck)
         pix = hp.pixelfunc.ang2pix(
-            nside=NSIDE, theta=np.pi/2. - b, phi=l, nested=True)
+            nside=NSIDE, theta=np.pi/2. - b, phi=l, nest=True)
         return self.ebv_planck[pix] * self.Rv
 
     def apply_extinction(self, spec, Av=1.0):
@@ -91,6 +91,6 @@ class ExtinctionMW(object):
             raise ValueError(
                 "Need to initialize the extinction model (init_ext_model) first")
         scale = 10**(-.4 * self.ext * Av)
-        print("scale = ", scale)
+        # print("scale = ", scale)
         spec *= scale
         return spec