diff --git a/.gitmodules b/.gitmodules
index a84635e260..c0e684ebae 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -179,7 +179,7 @@ fxDONOTUSEurl = https://github.com/NCAR/ParallelIO
 [submodule "clm"]
 path = components/clm
 url = https://github.com/ESCOMP/CTSM
-fxtag = ctsm5.2.017
+fxtag = ctsm5.2.019
 fxrequired = ToplevelRequired
 fxDONOTUSEurl = https://github.com/ESCOMP/CTSM
 
diff --git a/bld/build-namelist b/bld/build-namelist
index 0b75af1644..8b90b34f3c 100755
--- a/bld/build-namelist
+++ b/bld/build-namelist
@@ -569,6 +569,14 @@ if ($cfg->get('debug')) {
 my $prescribe_aerosols = $TRUE;
 if ($simple_phys) {$prescribe_aerosols = $FALSE;}
 
+# Dust emissions scheme (all configurations for now)
+add_default($nl, 'dust_emis_method');
+if ( $nl->get_value('dust_emis_method') =~ /Zender/ ) {
+    add_default($nl, 'zender_soil_erod_source');
+}
+my $soil_erod_atm = $FALSE;
+if ($nl->get_value('dust_emis_method') eq 'atm') {$soil_erod_atm = $TRUE;}
+
 # Chemistry deposition lists
 if ( ($chem ne 'none') or ( $prog_species ) ){
     my $chem_proc_src = $cfg->get('chem_proc_src');
@@ -1786,7 +1794,7 @@ if ( $prog_species ) {
       add_default($nl, 'ghg_chem', 'val'=>".true.");
       add_default($nl, 'bndtvg');
     }
-    if ( $prog_species =~ /DST/ )  {
+    if ( $prog_species =~ /DST/ and $soil_erod_atm)  {
       add_default($nl, 'soil_erod_file' );
     }
 
@@ -2076,9 +2084,11 @@ if ($chem =~ /geoschem/) {
         add_default($nl, 'flbc_cycle_yr',  'val'=>'2000');
     }
 
-    my @files;
     # Datasets
-    @files = ( 'soil_erod_file', 'flbc_file' );
+    my @files = ( 'flbc_file' );
+    if ($soil_erod_atm) {
+        @files = ( @files, 'soil_erod_file' );
+    }
     foreach my $file (@files) {
         add_default($nl, $file);
     }
@@ -2117,12 +2127,15 @@ if ($chem =~ /trop_mozart/ or $chem =~ /trop_strat/ or $chem =~ /waccm_tsmlt/) {
     my @files;
     # Datasets
     if ($chem =~ /trop_strat/ or $chem =~ /waccm_tsmlt/) {
-       @files = ( 'soil_erod_file', 'flbc_file',
+       @files = ( 'flbc_file',
                   'xs_coef_file','xs_short_file','xs_long_file', 'rsf_file' );
     } else {
-       @files = ( 'soil_erod_file', 'flbc_file',
+       @files = ( 'flbc_file',
                   'xs_coef_file','xs_short_file','xs_long_file', 'rsf_file', 'exo_coldens_file', 'sulf_file' );
     }
+    if ($soil_erod_atm) {
+        @files = ( @files, 'soil_erod_file' );
+    }
     foreach my $file (@files) {
         add_default($nl, $file);
     }
@@ -2220,8 +2233,10 @@ if ($chem eq 'trop_mam3') {
     add_default($nl, 'flbc_list', 'val'=>"' '");
 
     # Datasets
-    my @files = ('soil_erod_file',
-                 'xs_long_file', 'rsf_file', 'exo_coldens_file' );
+    my @files = ('soil_erod_file', 'rsf_file', 'exo_coldens_file' );
+    if ($soil_erod_atm) {
+        @files = ( @files, 'soil_erod_file' );
+    }
     foreach my $file (@files) {
         add_default($nl, $file);
     }
@@ -2725,8 +2740,10 @@ if (($chem eq 'trop_mam4') or ($chem eq 'waccm_sc_mam4') or ($chem eq 'ghg_mam4'
     add_default($nl, 'flbc_list', 'val'=>"' '");
 
     # Datasets
-    my @files = ('soil_erod_file',
-                 'xs_long_file', 'rsf_file', 'exo_coldens_file' );
+    my @files = ('xs_long_file', 'rsf_file', 'exo_coldens_file' );
+    if ($soil_erod_atm) {
+        @files = ( @files, 'soil_erod_file' );
+    }
     foreach my $file (@files) {
         add_default($nl, $file);
     }
@@ -2814,8 +2831,10 @@ if ($chem eq 'trop_mam7') {
     add_default($nl, 'flbc_list', 'val'=>"' '");
 
     # Datasets
-    my @files = ('soil_erod_file',
-                 'xs_long_file', 'rsf_file', 'exo_coldens_file' );
+    my @files = ('xs_long_file', 'rsf_file', 'exo_coldens_file' );
+    if ($soil_erod_atm) {
+        @files = ( @files, 'soil_erod_file' );
+    }
     foreach my $file (@files) {
         add_default($nl, $file);
     }
@@ -2874,8 +2893,10 @@ if ($chem =~ /waccm_ma/ or $chem =~ /waccm_tsmlt/) {
                  'photon_file', 'electron_file', 'igrf_geomag_coefs_file',
                  'euvac_file', 'solar_parms_data_file',
                  'depvel_lnd_file',
-                 'xs_coef_file', 'xs_short_file','xs_long_file', 'rsf_file',
-                 'soil_erod_file' );
+                 'xs_coef_file', 'xs_short_file','xs_long_file', 'rsf_file' );
+    if ($soil_erod_atm) {
+        @files = ( @files, 'soil_erod_file' );
+    }
 
     if (!$waccmx) { @files = (@files, 'tgcm_ubc_file', 'snoe_ubc_file' ); }
 
@@ -3728,9 +3749,6 @@ if ( length($nl->get_value('soil_erod_file'))>0 ) {
         }
     }
 }
-# Dust emissions scheme (all configurations for now)
-add_default($nl, 'dust_emis_method');
-add_default($nl, 'zender_soil_erod_source');
 
 if (chem_has_species($cfg, 'NO')) {
     # set scaling of lightning NOx production
diff --git a/bld/namelist_files/namelist_defaults_cam.xml b/bld/namelist_files/namelist_defaults_cam.xml
index 35b02d86a0..2a5fd3daf2 100644
--- a/bld/namelist_files/namelist_defaults_cam.xml
+++ b/bld/namelist_files/namelist_defaults_cam.xml
@@ -2534,6 +2534,7 @@
 
 <!-- dust emissions method -->
 <dust_emis_method>Zender_2003</dust_emis_method>
+<dust_emis_method phys='cam7'>Leung_2023</dust_emis_method>
 <zender_soil_erod_source>atm</zender_soil_erod_source>
 
 <!-- seasalt emission tuning factor -->
diff --git a/cime_config/config_compsets.xml b/cime_config/config_compsets.xml
index 002e8b184f..37645c359f 100644
--- a/cime_config/config_compsets.xml
+++ b/cime_config/config_compsets.xml
@@ -727,6 +727,12 @@
       </values>
     </entry>
 
+    <entry id="LND_SETS_DUST_EMIS_DRV_FLDS">
+      <values match="first">
+	<value compset="_CAM.*_CLM">FALSE</value>
+      </values>
+    </entry>
+
   </entries>
 
 </compsets>
diff --git a/components/clm b/components/clm
index e7626f85dd..289913e55b 160000
--- a/components/clm
+++ b/components/clm
@@ -1 +1 @@
-Subproject commit e7626f85dd9a7bc8bcb3c19e2b5cb81ae193af76
+Subproject commit 289913e55b07e99abeef3ee5688981ec6cc5ae28