diff --git a/isidore.sh b/isidore.sh
index 125817f..93d2e89 100755
--- a/isidore.sh
+++ b/isidore.sh
@@ -71,6 +71,9 @@ function set_config_vars()
 	source $ISIDORE_CONFIG_DIR/config
 }
 
+##
+# Print the usage of the Isidore command.
+##
 function print_usage()
 {
 	echo "USAGE: $1 <command> [options]"