diff --git a/merkledag/merkledag.go b/merkledag/merkledag.go
index 067f9df21..4c0b4585f 100644
--- a/merkledag/merkledag.go
+++ b/merkledag/merkledag.go
@@ -6,12 +6,11 @@ import (
 	"fmt"
 	"sync"
 
-	blocks "gx/ipfs/QmVA4mafxbfH5aEvNz8fyoxC6J1xhAtw88B4GerPznSZBg/go-block-format"
-
 	bserv "github.com/ipfs/go-ipfs/blockservice"
 	offline "github.com/ipfs/go-ipfs/exchange/offline"
 
 	cid "gx/ipfs/QmTprEaAA2A9bst5XH7exuyi5KzNMK3SEDNN8rBDnKWcUS/go-cid"
+	blocks "gx/ipfs/QmVA4mafxbfH5aEvNz8fyoxC6J1xhAtw88B4GerPznSZBg/go-block-format"
 	ipldcbor "gx/ipfs/QmXgUVPAxjMLZSyxx818YstJJAoRg3nyPWENmBLVzLtoax/go-ipld-cbor"
 	node "gx/ipfs/QmYNyRZJBUYPNrLszFmrBrPJbsBh2vMsefz5gnDpB5M1P6/go-ipld-format"
 )
@@ -34,7 +33,7 @@ type DAGService interface {
 	Remove(node.Node) error
 
 	// GetMany returns a channel of NodeOption given
-	// a set of CIDs
+	// a set of CIDs.
 	GetMany(context.Context, []*cid.Cid) <-chan *NodeOption
 
 	Batch() *Batch