diff --git a/examples/mdi/README b/examples/mdi/README
index 849f98f9ce..5983c0f95e 100644
--- a/examples/mdi/README
+++ b/examples/mdi/README
@@ -85,7 +85,7 @@ the info is copied here:
 #   -rho 0.75 0.1
 #     reduced density and random variation thereof, default = 0.75 0.1
 #   -delta 0.1
-#     randomly perturb atoms initially by this distance, default 0.0
+#     randomly perturb atoms initially by this distance, default 0.1
 #   -nsteps 100
 #     number of timesteps in dynamics runs, default = 100
 #   -temp 1.0
@@ -105,9 +105,9 @@ Run with TCP: 1 proc each
 
 ---
 
-Run with TCP: 1 proc + 4 procs
+Run with TCP: 2 proc + 4 procs
 
-% python3 series_driver.py -mdi "-role DRIVER -name aimd -method TCP -port 8021"
+% mpirun -np 2 python3 series_driver.py -mdi "-role DRIVER -name aimd -method TCP -port 8021"
 
 % mpirun -np 4 lmp_mpi -mdi "-role ENGINE -name LAMMPS -method TCP -port 8021 -hostname localhost" -log log.series -in in.series
 
diff --git a/examples/mdi/series_driver.py b/examples/mdi/series_driver.py
index 4ee2c33a26..f8ee41b03f 100644
--- a/examples/mdi/series_driver.py
+++ b/examples/mdi/series_driver.py
@@ -55,7 +55,7 @@ mode = "eval"
 nx = ny = nz = 2
 rho = 0.75
 rhodelta = 0.1
-delta = 0.0
+delta = 0.1
 nsteps = 100
 tinitial = 1.0
 tol = 0.001