diff --git a/examples/example2.sh b/examples/example2.sh
index 06d6d05..243ebad 100755
--- a/examples/example2.sh
+++ b/examples/example2.sh
@@ -1,5 +1,9 @@
 clear
 
+#
+# Test the LSB method with sets.
+#
+
 echo  "We're going to test a little Stéganô..."
 
 echo "Hide the message  with the Sieve of Eratosthenes..."