diff --git a/bld/namelist_files/namelist_defaults_ctsm.xml b/bld/namelist_files/namelist_defaults_ctsm.xml
index 6ef91bb4a0..fdfeba7719 100644
--- a/bld/namelist_files/namelist_defaults_ctsm.xml
+++ b/bld/namelist_files/namelist_defaults_ctsm.xml
@@ -481,7 +481,7 @@ attributes from the config_cache.xml file (with keys converted to upper-case).
 <!-- FATES default parameter file                                       -->
 <!-- ================================================================== -->
 
-<fates_paramfile>lnd/clm2/paramdata/fates_params_api.35.0.0_12pft_c240326.nc</fates_paramfile>
+<fates_paramfile>lnd/clm2/paramdata/fates_params_api.36.0.0_12pft_c240517.nc</fates_paramfile>
 
 <!-- ================================================================== -->
 <!-- Default surface roughness parameterization                         -->