diff --git a/Gopkg.lock b/Gopkg.lock
index f869e1a..10e9404 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -2,7 +2,6 @@
 
 
 [[projects]]
-  branch = "features/start-servers"
   name = "github.com/NaverCloudPlatform/ncloud-sdk-go"
   packages = [
     "common",
@@ -10,8 +9,8 @@
     "request",
     "sdk"
   ]
-  revision = "5fd6750b50f03d491b794e178fe5fce311a721b7"
-  source = "github.com/stelcheck/ncloud-sdk-go"
+  revision = "8c64bf395f0bbd113f194df7495cc2eaf8119845"
+  version = "v1.0.0"
 
 [[projects]]
   name = "github.com/agext/levenshtein"
@@ -453,6 +452,6 @@
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  inputs-digest = "e793e63b7bd1474d98425ca548a795c685189ae9a450bd498a28f0bca983dce9"
+  inputs-digest = "5e6be4c4dcdd6f0d3160fad63f79f046c4556865077e29352f1ff1179f144698"
   solver-name = "gps-cdcl"
   solver-version = 1
diff --git a/Gopkg.toml b/Gopkg.toml
index 6d19cb0..a58640c 100644
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -32,8 +32,3 @@
 [prune]
   go-tests = true
   unused-packages = true
-
-[[constraint]]
-  branch = "features/start-servers"
-  name = "github.com/NaverCloudPlatform/ncloud-sdk-go"
-  source = "github.com/stelcheck/ncloud-sdk-go"
diff --git a/Services.md b/Services.md
index 7d06449..5848330 100644
--- a/Services.md
+++ b/Services.md
@@ -7,23 +7,23 @@
 | 1 | KR	 | Korea	 |
 | 2 | USW	 | US-West	 |
 | 3 | HK	 | HongKong	 |
-| 4 | SG	 | Singapore(Old)	 |
-| 5 | JP	 | Japan	 |
+| 5 | JP	 | Japan(Old)	 |
 | 6 | DE	 | Germany	 |
 | 7 | SGN	 | Singapore(New)	 |
+| 8 | JPN	 | Japan(New)	 |
 
 ## Zones
 
 | # | Name       | Description   |
 | - | ---------- | ------------- |
-| 2 | KR-1	 | 가산 zone	 |
 | 3 | KR-2	 | 평촌 zone	 |
+| 2 | KR-1	 | 가산 zone	 |
 | 10 | USW-1	 | 미국 서부 ZONE	 |
 | 20 | HK-1	 | 홍콩 ZONE	 |
-| 30 | SG-1	 | 싱가포르(Old) ZONE	 |
 | 40 | JP-1	 | 일본 ZONE	 |
 | 60 | DE-1	 | 독일 ZONE	 |
 | 70 | SGN-1	 | 싱가포르(New) ZONE	 |
+| 80 | JPN-1	 | 일본(New) ZONE	 |
 
 ## Servers (server_product_code)
 
@@ -44,8 +44,6 @@
 | SPSVRSTAND000051 | vCPU 8EA, Memory 8GB, Disk 50GB	 |
 | SPSVRSTAND000006 | vCPU 8EA, Memory 16GB, Disk 50GB	 |
 | SPSVRSTAND000055 | vCPU 8EA, Memory 32GB, Disk 50GB	 |
-| SPSVRSTAND000030 | vCPU 12EA, Memory 16GB, Disk 50GB	 |
-| SPSVRSTAND000022 | vCPU 12EA, Memory 32GB, Disk 50GB	 |
 | SPSVRSTAND000053 | vCPU 16EA, Memory 16GB, Disk 50GB	 |
 | SPSVRSTAND000046 | vCPU 16EA, Memory 32GB, Disk 50GB	 |
 | SPSVRSSD00000003 | vCPU 2EA, Memory 4GB, [SSD]Disk 50GB	 |
@@ -58,8 +56,6 @@
 | SPSVRSSD00000006 | vCPU 8EA, Memory 8GB, [SSD]Disk 50GB	 |
 | SPSVRSSD00000007 | vCPU 8EA, Memory 16GB, [SSD]Disk 50GB	 |
 | SPSVRSSD00000014 | vCPU 8EA, Memory 32GB, [SSD]Disk 50GB	 |
-| SPSVRSSD00000008 | vCPU 12EA, Memory 16GB, [SSD]Disk 50GB	 |
-| SPSVRSSD00000015 | vCPU 12EA, Memory 32GB, [SSD]Disk 50GB	 |
 | SPSVRSSD00000009 | vCPU 16EA, Memory 16GB, [SSD]Disk 50GB	 |
 | SPSVRSSD00000016 | vCPU 16EA, Memory 32GB, [SSD]Disk 50GB	 |
 | SPSVRSTAND000059 | vCPU 8EA, Memory 64GB, Disk 50GB	 |
diff --git a/src/ncloud-products-list/main.go b/src/ncloud-products-list/main.go
index ccf0d58..2229bf9 100644
--- a/src/ncloud-products-list/main.go
+++ b/src/ncloud-products-list/main.go
@@ -9,8 +9,8 @@ import (
 )
 
 func main() {
-	accessKey := os.Getenv("NCLOUD_ACCESS_KEY")
-	secretKey := os.Getenv("NCLOUD_SECRET_KEY")
+	accessKey := os.Getenv("NCLOUD_ACCESS_KEY_ID")
+	secretKey := os.Getenv("NCLOUD_SECRET_ACCESS_KEY")
 
 	client := sdk.NewConnection(accessKey, secretKey)
 
diff --git a/src/terraform-provider-ncloud/resource_instance.go b/src/terraform-provider-ncloud/resource_instance.go
index 948c950..40639a2 100644
--- a/src/terraform-provider-ncloud/resource_instance.go
+++ b/src/terraform-provider-ncloud/resource_instance.go
@@ -89,9 +89,13 @@ func resourceInstanceCreate(data *schema.ResourceData, meta interface{}) error {
 	createReqParams.ServerImageProductCode = data.Get("server_image_product_code").(string)
 	createReqParams.ServerProductCode = data.Get("server_product_code").(string)
 	createReqParams.LoginKeyName = data.Get("login_keyname").(string)
-	createReqParams.IsProtectServerTermination = data.Get("termination_protection").(bool)
 	createReqParams.UserData = data.Get("user_data").(string)
 	createReqParams.ServerCreateCount = 1
+	createReqParams.IsProtectServerTermination = "false"
+
+	if data.Get("termination_protection").(bool) {
+		createReqParams.IsProtectServerTermination = "true"
+	}
 
 	response, err := client.CreateServerInstances(createReqParams)
 	if err != nil {
@@ -166,7 +170,7 @@ func resourceInstanceDelete(data *schema.ResourceData, meta interface{}) error {
 	publicIP := data.Get("public_ip").(string)
 
 	publicIPReqParams := new(sdk.RequestPublicIPInstanceList)
-	publicIPReqParams.IsAssociated = true
+	publicIPReqParams.IsAssociated = "true"
 
 	publicIPListResponse, err := client.GetPublicIPInstanceList(publicIPReqParams)
 	if err != nil {
diff --git a/src/terraform-provider-ncloud/resource_public_ip.go b/src/terraform-provider-ncloud/resource_public_ip.go
index 567b5e6..f2f65ac 100644
--- a/src/terraform-provider-ncloud/resource_public_ip.go
+++ b/src/terraform-provider-ncloud/resource_public_ip.go
@@ -44,6 +44,12 @@ func resourcePublicIP() *schema.Resource {
 				ForceNew:    true,
 				Description: "Region number (see https://github.com/Wizcorp/terraform-provider-ncloud/blob/master/Services.md#regions)",
 			},
+			"zone_number": &schema.Schema{
+				Type:        schema.TypeString,
+				Required:    true,
+				ForceNew:    true,
+				Description: "Zone number (see https://github.com/Wizcorp/terraform-provider-ncloud/blob/master/Services.md#regions)",
+			},
 			"public_ip": &schema.Schema{
 				Type:     schema.TypeString,
 				Computed: true,
@@ -58,8 +64,7 @@ func resourcePublicIPCreate(data *schema.ResourceData, meta interface{}) error {
 
 	reqParams := new(sdk.RequestCreatePublicIPInstance)
 	reqParams.RegionNo = data.Get("region_number").(string)
-	// API doc says we should be allowed to specify th zone
-	// reqParams.ZoneNo = serverInfo.Zone.ZoneNo
+	reqParams.ZoneNo = data.Get("zone_number").(string)
 
 	ipInfo, err := retryResourcePublicIPCreate(client, reqParams, 5)
 	if err != nil {