diff --git a/ex01/hello_world.sh b/ex01/hello_world.sh
new file mode 100755
index 0000000..462292e
--- /dev/null
+++ b/ex01/hello_world.sh
@@ -0,0 +1,6 @@
+if [ -x $1 ]
+then
+	echo Hello, World!
+else
+	echo Hello, $1!
+fi