diff -up goamz-2731d20f46f42449a49b3464271c5fba8da60ed6/sqs/sqs.go.fix_Printf goamz-2731d20f46f42449a49b3464271c5fba8da60ed6/sqs/sqs.go
--- goamz-2731d20f46f42449a49b3464271c5fba8da60ed6/sqs/sqs.go.fix_Printf	2017-08-25 17:48:02.000000000 +0200
+++ goamz-2731d20f46f42449a49b3464271c5fba8da60ed6/sqs/sqs.go	2019-05-23 21:31:12.132453265 +0200
@@ -545,7 +545,7 @@ func (s *SQS) query(queueUrl string, par
 
 	if debug {
 		dump, _ := httputil.DumpResponse(r, true)
-		log.Printf("DUMP:\n", string(dump))
+		log.Printf("DUMP: %s\n", string(dump))
 	}
 
 	if r.StatusCode != 200 {