diff --git a/run.sh b/run.sh
index df98458a54221fe7cb0d8290e3f0e7e5897524c9..4fc88d76f84771a875579ecb6542e57c70ff2bc4 100755
--- a/run.sh
+++ b/run.sh
@@ -16,6 +16,7 @@ branch=$(git ls-remote --heads origin | grep $(git rev-parse HEAD) | cut -d / -f
 source $HOME/openfpm_vars_$branch
 cd openfpm_numerics
 
+echo "DEBUG:  mpirun --oversubscribe -np $3 ../build/openfpm_numerics/src/numerics"
 
 mpirun --oversubscribe -np $3 ../build/openfpm_numerics/src/numerics
 if [ $? -ne 0 ]; then