diff --git a/ex01/hello_world.sh b/ex01/hello_world.sh
new file mode 100644
index 0000000..c9d3430
--- /dev/null
+++ b/ex01/hello_world.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+if [ $@ ]; then
+	echo "Hello, $@!"
+else
+	echo "Hello, World!"
+fi