diff --git a/flexpart_code/fpmetbinary_mod.F90 b/flexpart_code/fpmetbinary_mod.F90
index b47863b60182dfcd335614c4d567308585929f5a..335fe975864a016d4ddf1c63743cac4875050da1 100644
--- a/flexpart_code/fpmetbinary_mod.F90
+++ b/flexpart_code/fpmetbinary_mod.F90
@@ -933,7 +933,7 @@ CONTAINS
 
 
 
-
+            ! Getting ready to add in nested code
 
 
             ! Nested, scalar values (for each nest)
diff --git a/flexpart_code/par_mod.F90 b/flexpart_code/par_mod.F90
index 676e43acd51674c21c8b60bf445a9ddf83f23016..81d8218a186c520c9311dfca0ab91dac97665f75 100644
--- a/flexpart_code/par_mod.F90
+++ b/flexpart_code/par_mod.F90
@@ -156,7 +156,7 @@ module par_mod
   ! Maximum dimensions of the nested input grids
   !*********************************************
 
-  integer,parameter :: maxnests=0, nxmaxn=451, nymaxn=226
+  integer,parameter :: maxnests=1, nxmaxn=180, nymaxn=100
   !integer,parameter :: maxnests=0, nxmaxn=0, nymaxn=0
   !integer,parameter :: maxnests=1,nxmaxn=251,nymaxn=151