diff --git a/config/cesm/machines/config_machines.xml b/config/cesm/machines/config_machines.xml
index c70681bb17f..755fbbf5c46 100644
--- a/config/cesm/machines/config_machines.xml
+++ b/config/cesm/machines/config_machines.xml
@@ -213,7 +213,7 @@
     <GMAKE_J>8</GMAKE_J>
     <BATCH_SYSTEM>none</BATCH_SYSTEM>
     <SUPPORTED_BY>me@my.address</SUPPORTED_BY>
-    <MAX_TASKS_PER_NODE>4</MAX_TASKS_PER_NODE>
+    <MAX_TASKS_PER_NODE>8</MAX_TASKS_PER_NODE>
     <MAX_MPITASKS_PER_NODE>4</MAX_MPITASKS_PER_NODE>
     <PROJECT_REQUIRED>FALSE</PROJECT_REQUIRED>
     <mpirun mpilib="default">
diff --git a/scripts/lib/update_acme_tests.py b/scripts/lib/update_acme_tests.py
index 115b87dfcf5..608c00aa422 100644
--- a/scripts/lib/update_acme_tests.py
+++ b/scripts/lib/update_acme_tests.py
@@ -48,11 +48,11 @@
                              "ERP.f45_g37_rx1.A",
                              "SMS_D_Ln9.f19_g16_rx1.A",
                              "DAE.f19_f19.A",
-                             "PET_P32.f19_f19.A",
+                             "PET_P4.f19_f19.A",
                              "SMS.T42_T42.S",
                              "PRE.f19_f19.ADESP",
                              "PRE.f19_f19.ADESP_TEST",
-                             "MCC_P12.f19_g16_rx1.A")
+                             "MCC_P1.f19_g16_rx1.A")
                             ),
 
     #