diff --git a/components/mpas-ocean/bld/build-namelist b/components/mpas-ocean/bld/build-namelist
index 19418582863e..f810bfa9170a 100755
--- a/components/mpas-ocean/bld/build-namelist
+++ b/components/mpas-ocean/bld/build-namelist
@@ -759,7 +759,6 @@ add_default($nl, 'config_frazil_fractional_thickness_limit');
add_default($nl, 'config_specific_heat_sea_water');
add_default($nl, 'config_frazil_maximum_depth');
add_default($nl, 'config_frazil_sea_ice_reference_salinity');
-add_default($nl, 'config_frazil_land_ice_reference_salinity');
add_default($nl, 'config_frazil_maximum_freezing_temperature');
add_default($nl, 'config_frazil_use_surface_pressure');
diff --git a/components/mpas-ocean/bld/build-namelist-section b/components/mpas-ocean/bld/build-namelist-section
index 0c834f05cec1..4681d6cca93b 100644
--- a/components/mpas-ocean/bld/build-namelist-section
+++ b/components/mpas-ocean/bld/build-namelist-section
@@ -284,7 +284,6 @@ add_default($nl, 'config_frazil_fractional_thickness_limit');
add_default($nl, 'config_specific_heat_sea_water');
add_default($nl, 'config_frazil_maximum_depth');
add_default($nl, 'config_frazil_sea_ice_reference_salinity');
-add_default($nl, 'config_frazil_land_ice_reference_salinity');
add_default($nl, 'config_frazil_maximum_freezing_temperature');
add_default($nl, 'config_frazil_use_surface_pressure');
diff --git a/components/mpas-ocean/bld/namelist_files/namelist_defaults_mpaso.xml b/components/mpas-ocean/bld/namelist_files/namelist_defaults_mpaso.xml
index 5a3359cd2d7a..8ea53f3f7499 100644
--- a/components/mpas-ocean/bld/namelist_files/namelist_defaults_mpaso.xml
+++ b/components/mpas-ocean/bld/namelist_files/namelist_defaults_mpaso.xml
@@ -380,7 +380,6 @@
3.996e3
100.0
4.0
-0.0
0.0
.false.
diff --git a/components/mpas-ocean/bld/namelist_files/namelist_definition_mpaso.xml b/components/mpas-ocean/bld/namelist_files/namelist_definition_mpaso.xml
index e01c2b9716f4..bdf3d802d594 100644
--- a/components/mpas-ocean/bld/namelist_files/namelist_definition_mpaso.xml
+++ b/components/mpas-ocean/bld/namelist_files/namelist_definition_mpaso.xml
@@ -1477,20 +1477,12 @@ Default: Defined in namelist_defaults.xml
-assumed salinity of frazil ice in the open ocean.
+assumed salinity of frazil ice in the open ocean. Land ice frazil salinity is always 0.
Valid values: Any positive real number.
Default: Defined in namelist_defaults.xml
-
-assumed salinity of frazil ice under land ice.
-
-Valid values: Any non-negative real number.
-Default: Defined in namelist_defaults.xml
-
-
Maximum freezing temperature for the creation of frazil
diff --git a/components/mpas-ocean/src/Registry.xml b/components/mpas-ocean/src/Registry.xml
index 905343f3e408..ebee11826e75 100644
--- a/components/mpas-ocean/src/Registry.xml
+++ b/components/mpas-ocean/src/Registry.xml
@@ -954,13 +954,9 @@
possible_values="Any positive real number."
/>
-