diff --git a/shell/run.sh b/shell/run.sh
index 5324bc4..8e8658e 100644
--- a/shell/run.sh
+++ b/shell/run.sh
@@ -3,3 +3,4 @@
 echo "run.sh 1"
 echo "run.sh 2"
 echo "run.sh 3"
+echo "run.sh 4"