diff --git a/namelists/namelist.chem.blueprint_201 b/namelists/namelist.chem.blueprint_201
index ce0e73c..37085ea 100755
--- a/namelists/namelist.chem.blueprint_201
+++ b/namelists/namelist.chem.blueprint_201
@@ -26,7 +26,7 @@
  conv_tr_wetscav                     = 1, 0, 0,                   ! wet scavenging in cumulus clouds, subgrid, 1 = on
  conv_tr_aqchem                      = 0, 0, 0,                   ! aqueous chemistry in cumulus clouds, subgrid, 1 = on
  seas_opt                            = 2,                         ! sea salt emissions, 2 = MOSAIC or MADE/SORGAM sea salt emissions
- dust_opt                            = 13,                        ! dust emissions, 3 = GOCART dust emissions with AFWA modifications
+ dust_opt                            = 13,                        ! dust emissions, 13 = GOCART for MOSAIC - Zeng et al., (2020) GMD, Zhao et al., (2013) ACP, Zhao et al., (2010) ACP
  dmsemis_opt                         = 1,                         ! include GOCART dms emissions from sea surface
  biomass_burn_opt                    = 2, 2, 2,                   ! biomass burning emissions, 2 = MOCART
  plumerisefire_frq                   = 30, 30, 30,                ! time interval for calling the biomass burning plume rise subroutine