diff --git a/Dockerfile b/Dockerfile
index 831cd90107f3b0992cc0528e58461fd1200e5a63..2ce287771b92d35368d4645551445a63a64d4b1d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -51,4 +51,4 @@ RUN cmake \
 RUN ninja && ninja install
 ENV PGPASSWORD=postgres
 EXPOSE 8000
-ENTRYPOINT [ "/insite-build/run_brunel_simulation.sh" ]
\ No newline at end of file
+ENTRYPOINT [ "/insite-build/run_brunel_simulation.sh" 1000 2500 2 ]
\ No newline at end of file
diff --git a/examples/run_brunel_simulation.sh.in b/examples/run_brunel_simulation.sh.in
index a205a27823f938bc5a7d38365f141010a125532c..2981edecfe752e37a110d2d6aa8b5655dcf56392 100755
--- a/examples/run_brunel_simulation.sh.in
+++ b/examples/run_brunel_simulation.sh.in
@@ -1,4 +1,4 @@
 #!/bin/bash
 source @NEST_INSTALL_PREFIX@/bin/nest_vars.sh
 export LD_LIBRARY_PATH=$NEST_MODULE_PATH:/usr/local/lib/:$LD_LIBRARY_PATH
-mpirun -n 2 --allow-run-as-root python3 @CMAKE_SOURCE_DIR@/examples/brunel_simulation.py $1
\ No newline at end of file
+mpirun -n $3 --allow-run-as-root -x PYTHONPATH python3 @CMAKE_SOURCE_DIR@/examples/brunel_simulation.py $1 $2
\ No newline at end of file