diff --git a/seqs/matrix-commander.sh b/seqs/matrix-commander.sh
index e4ca18f..6e5cab9 100755
--- a/seqs/matrix-commander.sh
+++ b/seqs/matrix-commander.sh
@@ -38,11 +38,13 @@ step_config() {
   return 0
 }
 
-step_1_info() { echo "Run $toolName"; }
+step_1_info() { echoinfoArgs "[-u]"; echo "Run $toolName"; }
 step_1_alias() { ALIAS="run"; }
 step_1() {
   shift
-  exe sudo -u $MACO_USER "$MACO_BASE_DIR/bin/python3" "$MACO_DIR/matrix-commander.py" "$@"
+  local asUser=
+  [ "$1" == "-u" ] && asUser="sudo -u $MACO_USER" && shift
+  exe $asUser "$MACO_BASE_DIR/bin/python3" "$MACO_DIR/matrix-commander.py" "$@"
 }
 
 step_3_info() { 
@@ -67,7 +69,7 @@ step_51() {
   id $MACO_USER >/dev/null 2>&1
   [ $? -eq 0 ] && endReturn -o 1 "User $MACO_USER already exists"
 
-  exe adduser --system $MACO_USER --group --home "${MACO_BASE_DIR}"
+  exe adduser --system $MACO_USER --group --home "${MACO_BASE_DIR}" --no-create-home
 }
 
 step_52_info() { echo "Create venv and install $toolName"; }