diff --git a/demos/snow_package/mpi_snow_hello.sh b/demos/snow_package/mpi_snow_hello.sh
index e1305a9..961d259 100644
--- a/demos/snow_package/mpi_snow_hello.sh
+++ b/demos/snow_package/mpi_snow_hello.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-mpiexec -n 1 --hostfile /kube-openmpi/generated/hostfile R --vanilla -f snow-hello.R
+mpiexec --allow-run-as-root -n 1 --hostfile /kube-openmpi/generated/hostfile R --vanilla -f snow-hello.R > mpi.out