diff --git a/bld/namelist_files/namelist_definition_ctsm.xml b/bld/namelist_files/namelist_definition_ctsm.xml
index 4f26dc5dff..408a037737 100644
--- a/bld/namelist_files/namelist_definition_ctsm.xml
+++ b/bld/namelist_files/namelist_definition_ctsm.xml
@@ -779,14 +779,14 @@ Full pathname to the inventory initialization control file.
+ group="clm_inparm" valid_values="" >
If TRUE, enable use of land use harmonization (LUH) state and transition data from luh_timeseries file.
(Also, only valid for use_fates = true and is incompatible with transient runs currently.)
+ input_pathname="abs" group="clm_inparm" valid_values="" >
Full pathname of unified land use harmonization (LUH) data file. This causes the land-use
types to vary over time.
(Required, if use_fates_luh=T)