diff --git a/wetb/prepost/Simulations.py b/wetb/prepost/Simulations.py
index cd68dc1af7a0468e29acc66fa7b147f189200ec3..76c9934c8bcf3a38b93e65ecb81daa1e775a913d 100755
--- a/wetb/prepost/Simulations.py
+++ b/wetb/prepost/Simulations.py
@@ -992,8 +992,8 @@ def prepare_launch_cases(cases, runmethod='gorm', verbose=False,write_htc=True,
 
 
 def create_chunks_htc_pbs(cases, sort_by_values=['[Windspeed]'], ppn=20,
-                          nr_procs_series=10, processes=1, queue='workq',
-                          walltime='24:00:00', chunks_dir='zip-chunks',
+                          nr_procs_series=9, processes=1, queue='workq',
+                          walltime='24:00:00', chunks_dir='zip-chunks-jess',
                           pyenv='wetb_py3'):
     """Group a large number of simulations htc and pbs launch scripts into
     different zip files so we can run them with find+xargs on various nodes.