diff --git a/regression/regression_namelists.sh b/regression/regression_namelists.sh
index 7ca183ef3e..552bc1ba59 100755
--- a/regression/regression_namelists.sh
+++ b/regression/regression_namelists.sh
@@ -181,7 +181,7 @@ OBS_INPUT::
    sstviirs       viirs-m     j1          viirs-m_j1          0.0     4     0
    abibufr        abi         g18         abi_g18             0.0     1     0
    ahibufr        ahi         himawari9   ahi_himawari9       0.0     1     0
-   atmsbufr       atms        n21         atms_n21            0.0     1     0
+   atmsbufr       atms        n21         atms_n21            0.0     1     1
    crisfsbufr     cris-fsr    n21         cris-fsr_n21        0.0     1     0
    sstviirs       viirs-m     j2          viirs-m_j2          0.0     4     0
    ompsnpbufr     ompsnp      n21         ompsnp_n21          0.0     0     0
diff --git a/src/gsi/calc_fov_crosstrk.f90 b/src/gsi/calc_fov_crosstrk.f90
index dc9767e850..6cb817b56b 100644
--- a/src/gsi/calc_fov_crosstrk.f90
+++ b/src/gsi/calc_fov_crosstrk.f90
@@ -1287,7 +1287,7 @@ subroutine get_sat_height(satid, height, valid)
        height=866._r_kind
     case('npp')
        height=840._r_kind
-    case('n20')
+    case('n20', 'n21', 'n22', 'n23')
        height=840._r_kind
     case default
        write(6,*) 'GET_SAT_HEIGHT: ERROR, unrecognized satellite id: ', trim(satid)