diff --git a/cime_config/testmods_dirs/config_pes_tests.xml b/cime_config/testmods_dirs/config_pes_tests.xml
index 080e496d205b..1ac88ac5fe6f 100644
--- a/cime_config/testmods_dirs/config_pes_tests.xml
+++ b/cime_config/testmods_dirs/config_pes_tests.xml
@@ -37,6 +37,8 @@
           <ntasks_rof>-4</ntasks_rof>
           <ntasks_ice>-4</ntasks_ice>
           <ntasks_ocn>-4</ntasks_ocn>
+          <ntasks_glc>-4</ntasks_glc>
+          <ntasks_wav>-4</ntasks_wav>
           <ntasks_cpl>-4</ntasks_cpl>
         </ntasks>
       </pes>
@@ -203,6 +205,23 @@
       </pes>
     </mach>
   </grid>
+  <grid name="oi%IcoswISC30.*">
+    <mach name="anvil">
+      <pes compset=".*DATM.+MPASSI.+MPASO.+DROF.+_SESP$" pesize="any">
+        <comment>tests+anvil: --compset GMPAS-JRA1p5-DIB-PISMF, 8 nodes</comment>
+        <ntasks>
+          <ntasks_atm>-8</ntasks_atm>
+          <ntasks_lnd>-8</ntasks_lnd>
+          <ntasks_rof>-8</ntasks_rof>
+          <ntasks_ice>-8</ntasks_ice>
+          <ntasks_ocn>-8</ntasks_ocn>
+          <ntasks_cpl>-8</ntasks_cpl>
+          <ntasks_glc>-8</ntasks_glc>
+          <ntasks_wav>-8</ntasks_wav>
+        </ntasks>
+      </pes>
+    </mach>
+  </grid>
   <grid name="a%ne0np4_northamericax4v1.pg2_l%.+_oi%WC14to60E2r3">
     <mach name="chrysalis">
       <pes compset=".*EAM.+ELM.+MPASSI.+MPASO.+MOSART.+" pesize="any">