diff --git a/tools/bench/plafrim/run.sh b/tools/bench/plafrim/run.sh
index 08603b7ee34251c1f70be3f63b62251ed9aa426f..4d2668aeaecdc25f18f8ee193ca463709ee23cbe 100755
--- a/tools/bench/plafrim/run.sh
+++ b/tools/bench/plafrim/run.sh
@@ -58,7 +58,7 @@ then
 elif [ $MPI = "nmad" ]
 then
   export MPI_OPTIONS="-DPIOM_DEDICATED=1 -DPIOM_DEDICATED_WAIT=1 hwloc-bind --cpubind machine:0"
-  GUIX_ENV_MPI="--with-input=openmpi=nmad --with-branch=starpu=starpu-1.3"
+  GUIX_ENV_MPI="--with-input=openmpi=nmad"
   GUIX_ADHOC_MPI="which gzip zlib tar inetutils util-linux procps openssh nmad"
 else
   echo "$0: Please set the MPI environnement variable to openmpi or nmad."