diff --git a/machines/config_batch.xml b/machines/config_batch.xml
index 837d9e88..1f1052fa 100644
--- a/machines/config_batch.xml
+++ b/machines/config_batch.xml
@@ -356,7 +356,7 @@
 
     <queues>
       <queue walltimemax="02:00:00" nodemin="1" nodemax="40">development</queue>
-      <queue walltimemax="24:00:00" nodemin="1" nodemax="512" default="true">normal</queue>
+      <queue walltimemax="24:00:00" nodemin="3" nodemax="512" default="true">normal</queue>
       <queue walltimemax="24:00:00" nodemin="513" nodemax="2048" >large</queue>
     </queues>
   </batch_system>
diff --git a/machines/frontera/config_machines.xml b/machines/frontera/config_machines.xml
index fba36580..3c4a324b 100644
--- a/machines/frontera/config_machines.xml
+++ b/machines/frontera/config_machines.xml
@@ -41,22 +41,22 @@
         <command name="purge"></command>
         <command name="load">TACC</command>
         <command name="use">/scratch1/projects/compilers/modulefiles</command>
-        <command name="load">intel/22.2.0</command>
+<!--        <command name="load">intel/19.0.9</command>  -->
         <command name="load">cmake/3.24.2</command>
       </modules>
       <modules mpilib="impi">
-        <command name="load">impi/22.2.0</command>
-        <command name="load">pnetcdf/1.11.2</command>
-        <command name="load">parallel-netcdf/4.6.2</command>
+        <command name="load">impi/19.0.9</command>
+        <command name="load">pnetcdf/1.12.3</command>
+        <command name="load">parallel-netcdf/4.9.0</command>
       </modules>
       <modules mpilib="mvapich">
         <command name="rm">impi</command>
         <command name="load">mvapich2-x/2.3</command>
-        <command name="load">pnetcdf/1.11.2</command>
-        <command name="load">parallel-netcdf/4.6.2</command>
+        <command name="load">pnetcdf/1.12.3</command>
+        <command name="load">parallel-netcdf/4.9.0</command>
       </modules>
       <modules mpilib="mpi-serial">
-        <command name="load">netcdf/4.6.2</command>
+        <command name="load">netcdf/4.9.0</command>
       </modules>
     </module_system>
     <environment_variables>