diff --git a/Godeps/Godeps.json b/Godeps/Godeps.json
index 98b81a8..4c1bf08 100644
--- a/Godeps/Godeps.json
+++ b/Godeps/Godeps.json
@@ -11,8 +11,8 @@
 		},
 		{
 			"ImportPath": "github.com/boltdb/bolt",
-			"Comment": "data/v1-228-g8fb50d5",
-			"Rev": "8fb50d5ee57110936b904a7539d4c5f2bf2359db"
+			"Comment": "data/v1-254-gd285804",
+			"Rev": "d285804df1760edf4c602ecd901be5d5e67bf982"
 		},
 		{
 			"ImportPath": "github.com/edsrzf/mmap-go",
@@ -20,39 +20,39 @@
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/arena",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/bson",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/filelock",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/hack",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/ioutil2",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/log",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/num",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/snappy",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/siddontang/go/sync2",
-			"Rev": "ecf49fc0738105e87d20e29aa82c403b666ff0b4"
+			"Rev": "8f64946c30746240c2f3bdb606eed9a4aca34478"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb",