diff --git a/parm/config/gefs/config.resources b/parm/config/gefs/config.resources
index 3e146b2bca..4de20172b2 100644
--- a/parm/config/gefs/config.resources
+++ b/parm/config/gefs/config.resources
@@ -294,13 +294,13 @@ case ${step} in
     ;;
 
   "arch")
-    declare -x "wtime_${step}"="06:00:00"
-    declare -x "npe_${step}"="1"
-    declare -x "npe_node_${step}"="1"
-    declare -x "nth_${step}"="1"
-    declare -x "memory_${step}"="4096M"
+    walltime="06:00:00"
+    ntasks=1
+    tasks_per_node=1
+    threads_per_task=1
+    memory="4096M"
     ;;
-    
+
   *)
     echo "FATAL ERROR: Invalid job ${step} passed to ${BASH_SOURCE[0]}"
     exit 1