diff --git a/expetator/experiment.py b/expetator/experiment.py
index e1e0128bbc522748d5d94dfaf549d6a768437e19..c4cb898105db3343c9c4c897cdb3ebdff7df0c71 100755
--- a/expetator/experiment.py
+++ b/expetator/experiment.py
@@ -31,7 +31,7 @@ class Executor:
                 self.nbcores = len(content)
             self.nbhosts = len(self.hostnames)
             self.mpi_options = '--map-by node --mca orte_rsh_agent oarsh'
-            if self.hostnames[0].split('-')[0] in ['grvingt', 'grimani', 'grele', 'troll', 'yeti', 'dahu']:
+            if self.hostnames[0].split('-')[0] in ['grvingt', 'grimani', 'grele', 'troll', 'yeti', 'dahu', 'gros']:
                 self.mpi_options = '-mca mtl psm2 -mca pml ^ucx,ofi -mca btl ^ofi,openib ' + self.mpi_options
             self.sudo = 'sudo-g5k'
             self.ssh = 'oarsh'
diff --git a/setup.py b/setup.py
index e0feaf19c0b140ba93b395d39ac33f81d2a9e237..29e6aaea3e4ab31c5721a6bbd9a2b7187a97e8c7 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@ with open("README.md", "r") as fh:
 
 setuptools.setup(
     name="expetator",
-    version="0.3.19",
+    version="0.3.20",
     author="Georges Da Costa",
     author_email="georges.da-costa@irit.fr",
     description="A framework for monitoring HPC applications using DVFS",