diff --git a/cmd/signature-v4-parser.go b/cmd/signature-v4-parser.go
index 366044628..c1f3d591d 100644
--- a/cmd/signature-v4-parser.go
+++ b/cmd/signature-v4-parser.go
@@ -280,7 +280,7 @@ func parseSignV4(v4Auth string, region string, stype serviceType) (sv signValues
 	signV4Values := signValues{}
 
 	var s3Err APIErrorCode
-	// Save credentail values.
+	// Save credential values.
 	signV4Values.Credential, s3Err = parseCredentialHeader(strings.TrimSpace(credElement), region, stype)
 	if s3Err != ErrNone {
 		return sv, s3Err