diff --git a/cmd.go b/cmd.go
index 9c56ad3..945d76f 100644
--- a/cmd.go
+++ b/cmd.go
@@ -10,7 +10,7 @@ import (
 
 const (
 	//VERSION : Version of NucleServer
-	VERSION = "0.2.2"
+	VERSION = "0.2.3"
 	//DIR : Default Directory for NucleServer
 	DIR = ".nucle"
 )
diff --git a/go.mod b/go.mod
index ac04572..f6f479c 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/gorilla/mux v1.7.4
 	github.com/nimezhu/asheets v0.0.1
 	github.com/nimezhu/box v0.0.1
-	github.com/nimezhu/data v0.0.9
+	github.com/nimezhu/data v0.0.15
 	github.com/nimezhu/go.uuid v1.2.1 // indirect
     github.com/nimezhu/nbdata v0.0.3
 	github.com/nimezhu/tbl2x v0.0.1 // indirect
diff --git a/go.sum b/go.sum
index 177284c..0585d26 100644
--- a/go.sum
+++ b/go.sum
@@ -76,16 +76,14 @@ github.com/nimezhu/asheets v0.0.1 h1:IVkLN6JtvRPzonZeQFMTwpF77T21LIP+Todk6jVls/w
 github.com/nimezhu/asheets v0.0.1/go.mod h1:nWO4dqffc522kipWvPYiFrsPeRP11tDAC5ffatkx2Sg=
 github.com/nimezhu/box v0.0.1 h1:s6wrOycyu9mjXSL8FKnDX/fOacSJ4WIv7xXkTPHPzO4=
 github.com/nimezhu/box v0.0.1/go.mod h1:JKrfqZzYxxx0CVzzJQT4SlEPkWHLwYI0lnE6umK69QM=
-github.com/nimezhu/data v0.0.9 h1:E2znaFH3TEXTgGjFJRXP02xtGPQNhiDELoIwOswRBac=
-github.com/nimezhu/data v0.0.9/go.mod h1:MNy3blt8Wh+z37m3x1PeyTIK9p9DINagweCF/7rZ64Y=
+github.com/nimezhu/data v0.0.15 h1:/9m91i5QIr8M/N0/EiXflJS9MsPsI32sLHBmDoX7hrc=
+github.com/nimezhu/data v0.0.15/go.mod h1:sy7oVImF1+7O5Q7io5TrKhxaEQwVwbke48Ldxo8UT1s=
 github.com/nimezhu/genomedb v0.0.0-20171213193052-ac8125365d5b h1:+CuqkNDKSNp2mwSqt164bCJJEH1ig/JE0bIZnliOcBM=
 github.com/nimezhu/genomedb v0.0.0-20171213193052-ac8125365d5b/go.mod h1:+85jdRQLPulFvHUYvBFmdCC4541mNC9J+WESIpL4Rp0=
 github.com/nimezhu/go.uuid v1.2.1 h1:hhchJInlG/UkkIATvlfwc2G5Lz2E6xlTJJOx3VmMP0E=
 github.com/nimezhu/go.uuid v1.2.1/go.mod h1:Xa533ZxO/7PwG039B8ZFziVc2Aw7Ksd1mknZxR0XdX8=
-github.com/nimezhu/indexed v0.0.9 h1:MvP+tsOUpIPTd6ljjJegvmFwAw/1vHfoJOZuhSlccw0=
-github.com/nimezhu/indexed v0.0.9/go.mod h1:VzrXw9whuVxHyPeBwIPG2bu91arEdNqttRaWGEKvcYY=
-github.com/nimezhu/nbdata v0.0.2 h1:+1har6aIoIj7a1jBB9SgYuOFITayOoI4zfN2SBD+RvY=
-github.com/nimezhu/nbdata v0.0.2/go.mod h1:ST5v8CZLC5mAig78gCHKiFmGS+cNPP/2Fg0SWY+3WOQ=
+github.com/nimezhu/indexed v0.0.15 h1:4+eAdgCHItajQnU3t0YFfR+iSSAzAkwNiUQj2dEkuzk=
+github.com/nimezhu/indexed v0.0.15/go.mod h1:VzrXw9whuVxHyPeBwIPG2bu91arEdNqttRaWGEKvcYY=
 github.com/nimezhu/nbdata v0.0.3 h1:dB0kQBC9a544PgpHay2PI2CrwqR4rq0j1wgGXIfUK1U=
 github.com/nimezhu/nbdata v0.0.3/go.mod h1:ST5v8CZLC5mAig78gCHKiFmGS+cNPP/2Fg0SWY+3WOQ=
 github.com/nimezhu/netio v0.0.0-20181023140452-2c1d703652df h1:yM8Fr0jgJ/rI/hu5LTImtPMZLUXCOQmAL3k2U4m62VU=