diff --git a/cmd/check.go b/cmd/check.go
index ce918ea..0c5b606 100644
--- a/cmd/check.go
+++ b/cmd/check.go
@@ -31,15 +31,19 @@ const (
 		with the AWS_CONFIG_FILE environment variable. Credentials can also be
 		specified with the AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY environment
 		variables.
+
+        Note that for OpenStack Swift, the API username and key must be specified
+        with the SWIFT_API_USER and SWIFT_API_KEY environment variables, and the
+        endpoint URL is mandatory.
 	`
 
 	// TODO: add Minio example(s)
 	example = ` 
 		cos check https://s3-us-west-2.amazonaws.com/www.dmoles.net/images/fa/archive.svg
 		cos check https://s3-us-west-2.amazonaws.com/www.dmoles.net/images/fa/archive.svg -x c99ad299fa53d5d9688909164cf25b386b33bea8d4247310d80f615be29978f5
-		cos check https://s3-us-west-2.amazonaws.com/www.dmoles.net/images/fa/archive.svg -a md5 -x eac8a75e3b3023e98003f1c24137ebbd
 		cos check s3://www.dmoles.net/images/fa/archive.svg -e https://s3.us-west-2.amazonaws.com/ -a md5 -x eac8a75e3b3023e98003f1c24137ebbd
-		cos check s3://mrt-test/inusitatum.png --endpoint http://127.0.0.1:9000/ --algorithm md5 --expected cadf871cd4135212419f488f42c62482`
+		cos check s3://mrt-test/inusitatum.png --endpoint http://127.0.0.1:9000/ --algorithm md5 --expected cadf871cd4135212419f488f42c62482
+	    SWIFT_API_USER=<user> SWIFT_API_KEY=<key> cos check 'swift://distrib.stage.9001.__c5e/ark:/99999/fk4kw5kc1z|1|producer/6GBZeroFile.txt' -e http://cloud.sdsc.edu/auth/v1.0`
 )
 
 // ------------------------------------------------------------