diff --git a/cime_config/testdefs/testlist_clm.xml b/cime_config/testdefs/testlist_clm.xml
index 490748c7e7..77a2d76ba3 100644
--- a/cime_config/testdefs/testlist_clm.xml
+++ b/cime_config/testdefs/testlist_clm.xml
@@ -2015,7 +2015,17 @@
       <option name="comment"  >Also --nofireemis because this is a SP compset</option>
     </options>
   </test>
-  <test name="SMS_Ln9" grid="ne0ARCTICne30x4_ne0ARCTICne30x4_mt12" compset="IHistClm60Sp" testmods="clm/clm60cam7LndTuningMode_1979Start--clm/nofireemis">
+  <test name="SMS_Ln9" grid="f19_f19_mg17" compset="IHistClm50Sp" testmods="clm/clm50cam7LndTuningMode_1979Start--clm/nofireemis">
+    <machines>
+      <machine name="derecho" compiler="intel" category="aux_clm"/>
+    </machines>
+    <options>
+      <option name="wallclock">00:20:00</option>
+      <option name="comment"  >Run f19 for the same as the ne0ARCTIC case starting in 1979"</option>
+      <option name="comment"  >Also --nofireemis because this is a SP compset</option>
+    </options>
+  </test>
+  <test name="SMS_Ln9" grid="ne0ARCTICne30x4_ne0ARCTICne30x4_mt12" compset="IHistClm50Sp" testmods="clm/clm50cam7LndTuningMode_1979Start--clm/nofireemis">
     <machines>
       <machine name="derecho" compiler="intel" category="ctsm_sci"/>
     </machines>
@@ -2025,6 +2035,16 @@
       <option name="comment"  >Also --nofireemis because this is a SP compset</option>
     </options>
   </test>
+  <test name="SMS_Ln9" grid="ne0ARCTICne30x4_ne0ARCTICne30x4_mt12" compset="IHistClm60Sp" testmods="clm/clm60cam7LndTuningMode_1979Start--clm/nofireemis">
+    <machines>
+      <machine name="derecho" compiler="intel" category="ctsm_sci"/>
+    </machines>
+    <options>
+      <option name="wallclock">00:20:00</option>
+      <option name="comment"  >Repeat ARCTIC transient starting in 1979 for Clm60"</option>
+      <option name="comment"  >Also --nofireemis because this is a SP compset</option>
+    </options>
+  </test>
   <test name="SMS_Ln9" grid="ne0ARCTICGRISne30x8_ne0ARCTICGRISne30x8_mt12" compset="IHistClm60Sp" testmods="clm/clm60cam7LndTuningMode_1979Start--clm/nofireemis">
     <machines>
       <machine name="derecho" compiler="intel" category="ctsm_sci"/>
@@ -2044,7 +2064,7 @@
       <option name="comment"  >Run ARCTICGRIS for 1850 case (do not run this expensive test with every tag, but include it in the less frequent ctsm_sci testing)"</option>
     </options>
   </test>
-  <test name="SMS_Ln9" grid="ne0CONUSne30x8_ne0CONUSne30x8_mt12" compset="IHistClm60Sp" testmods="clm/clm60cam7LndTuningMode_2013Start--clm/nofireemis">
+  <test name="SMS_Ln9" grid="ne0CONUSne30x8_ne0CONUSne30x8_mt12" compset="IHistClm50Sp" testmods="clm/clm50cam7LndTuningMode_2013Start--clm/nofireemis">
     <machines>
       <machine name="derecho" compiler="intel" category="ctsm_sci"/>
     </machines>
@@ -2054,6 +2074,16 @@
       <option name="comment"  >Also --nofireemis because this is a SP compset</option>
     </options>
   </test>
+  <test name="SMS_Ln9" grid="ne0CONUSne30x8_ne0CONUSne30x8_mt12" compset="IHistClm60Sp" testmods="clm/clm60cam7LndTuningMode_2013Start--clm/nofireemis">
+    <machines>
+      <machine name="derecho" compiler="intel" category="ctsm_sci"/>
+    </machines>
+    <options>
+      <option name="wallclock">00:20:00</option>
+      <option name="comment"  >Repeat CONUS transient starting in 2013 for Clm60"</option>
+      <option name="comment"  >Also --nofireemis because this is a SP compset</option>
+    </options>
+  </test>
   <!-- Historical science support for clm5_0 workhorse resolutions -->
   <test name="SMS_Ld5" grid="f09_g17" compset="IHistClm50Sp" testmods="clm/nofire">
     <machines>