diff --git a/packages/fake-iamport-server/package.json b/packages/fake-iamport-server/package.json
index 6ec766f..4e7fbc4 100644
--- a/packages/fake-iamport-server/package.json
+++ b/packages/fake-iamport-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fake-iamport-server",
-  "version": "5.0.5",
+  "version": "5.0.6",
   "description": "Fake iamport server for testing",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",
diff --git a/packages/fake-iamport-server/src/api/functional/internal/index.ts b/packages/fake-iamport-server/src/api/functional/internal/index.ts
index e0567a6..1f70d07 100644
--- a/packages/fake-iamport-server/src/api/functional/internal/index.ts
+++ b/packages/fake-iamport-server/src/api/functional/internal/index.ts
@@ -104,7 +104,7 @@ export namespace webhook {
  * @author Samchon
  * 
  * @controller FakeIamportInternalController.deposit
- * @path GET /internal/deposit/:imp_uid
+ * @path PUT /internal/deposit/:imp_uid
  * @nestia Generated by Nestia - https://github.com/samchon/nestia
  */
 export async function deposit(
@@ -127,7 +127,7 @@ export async function deposit(
 export namespace deposit {
 
     export const METADATA = {
-        method: "GET",
+        method: "PUT",
         path: "/internal/deposit/:imp_uid",
         request: null,
         response: {
diff --git a/packages/fake-iamport-server/src/controllers/FakeIamportInternalController.ts b/packages/fake-iamport-server/src/controllers/FakeIamportInternalController.ts
index 805c084..c2ba3ed 100644
--- a/packages/fake-iamport-server/src/controllers/FakeIamportInternalController.ts
+++ b/packages/fake-iamport-server/src/controllers/FakeIamportInternalController.ts
@@ -46,7 +46,7 @@ export class FakeIamportInternalController {
      * @security bearer
      * @author Samchon
      */
-    @core.TypedRoute.Get("deposit/:imp_uid")
+    @core.TypedRoute.Put("deposit/:imp_uid")
     public deposit(
         @nest.Request() request: fastify.FastifyRequest,
         @core.TypedParam("imp_uid") imp_uid: string,
diff --git a/packages/fake-toss-payments-server/package.json b/packages/fake-toss-payments-server/package.json
index 30dfcf8..11b5ee9 100644
--- a/packages/fake-toss-payments-server/package.json
+++ b/packages/fake-toss-payments-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fake-toss-payments-server",
-  "version": "5.0.5",
+  "version": "5.0.6",
   "description": "Fake toss-payments server for testing",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",
diff --git a/packages/fake-toss-payments-server/src/api/functional/internal/index.ts b/packages/fake-toss-payments-server/src/api/functional/internal/index.ts
index 0ee4777..0adf00f 100644
--- a/packages/fake-toss-payments-server/src/api/functional/internal/index.ts
+++ b/packages/fake-toss-payments-server/src/api/functional/internal/index.ts
@@ -106,7 +106,7 @@ export namespace webhook {
  * @author Samchon
  * 
  * @controller FakeTossInternalController.deposit
- * @path GET /internal/:paymentKey/deposit
+ * @path PUT /internal/:paymentKey/deposit
  * @nestia Generated by Nestia - https://github.com/samchon/nestia
  */
 export async function deposit(
@@ -130,7 +130,7 @@ export namespace deposit {
     export type Output = Primitive<ITossPayment>;
 
     export const METADATA = {
-        method: "GET",
+        method: "PUT",
         path: "/internal/:paymentKey/deposit",
         request: null,
         response: {
diff --git a/packages/fake-toss-payments-server/src/controllers/FakeTossInternalController.ts b/packages/fake-toss-payments-server/src/controllers/FakeTossInternalController.ts
index c2b588e..4d88466 100644
--- a/packages/fake-toss-payments-server/src/controllers/FakeTossInternalController.ts
+++ b/packages/fake-toss-payments-server/src/controllers/FakeTossInternalController.ts
@@ -50,7 +50,7 @@ export class FakeTossInternalController {
      * @security basic
      * @author Samchon
      */
-    @core.TypedRoute.Get(":paymentKey/deposit")
+    @core.TypedRoute.Put(":paymentKey/deposit")
     public deposit(
         @nest.Request() request: fastify.FastifyRequest,
         @core.TypedParam("paymentKey") paymentKey: string,
diff --git a/packages/iamport-server-api/package.json b/packages/iamport-server-api/package.json
index ffb6271..c7f6a8d 100644
--- a/packages/iamport-server-api/package.json
+++ b/packages/iamport-server-api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "iamport-server-api",
-  "version": "5.0.5",
+  "version": "5.0.6",
   "description": "API for Iamport Server",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",
diff --git a/packages/iamport-server-api/swagger.json b/packages/iamport-server-api/swagger.json
index 58fb511..08188b7 100644
--- a/packages/iamport-server-api/swagger.json
+++ b/packages/iamport-server-api/swagger.json
@@ -13,7 +13,7 @@
   "info": {
     "title": "Iamport API",
     "description": "Built by [fake-iamport-server](https://github.com/samchon/payments/tree/master/packages/fake-iamport-server) with [nestia](https://github.com/samchon/nestia)",
-    "version": "5.0.5",
+    "version": "5.0.6",
     "license": {
       "name": "MIT"
     }
@@ -498,7 +498,7 @@
       }
     },
     "/internal/deposit/{imp_uid}": {
-      "get": {
+      "put": {
         "tags": [],
         "parameters": [
           {
@@ -512,7 +512,7 @@
           }
         ],
         "responses": {
-          "200": {
+          "201": {
             "description": "",
             "x-nestia-encrypted": false
           }
@@ -574,7 +574,7 @@
             ]
           }
         ],
-        "x-nestia-method": "GET"
+        "x-nestia-method": "PUT"
       }
     },
     "/payments/{imp_uid}": {
diff --git a/packages/payment-api/package.json b/packages/payment-api/package.json
index 9db7a1b..34c7c36 100644
--- a/packages/payment-api/package.json
+++ b/packages/payment-api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@samchon/payment-api",
-  "version": "5.0.5",
+  "version": "5.0.6",
   "description": "API for Payment Backend",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",
@@ -35,8 +35,8 @@
   },
   "dependencies": {
     "@nestia/fetcher": "^2.3.4",
-    "iamport-server-api": "^5.0.5",
-    "toss-payments-server-api": "^5.0.5",
+    "iamport-server-api": "^5.0.6",
+    "toss-payments-server-api": "^5.0.6",
     "typia": "^5.2.4"
   }
 }
\ No newline at end of file
diff --git a/packages/payment-api/swagger.json b/packages/payment-api/swagger.json
index 6551af3..d0c9592 100644
--- a/packages/payment-api/swagger.json
+++ b/packages/payment-api/swagger.json
@@ -7,7 +7,7 @@
     }
   ],
   "info": {
-    "version": "5.0.5",
+    "version": "5.0.6",
     "title": "@samchon/payment-backend",
     "description": "Payment Backend Server",
     "license": {
diff --git a/packages/payment-backend/package.json b/packages/payment-backend/package.json
index dbd5656..23e2b71 100644
--- a/packages/payment-backend/package.json
+++ b/packages/payment-backend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@samchon/payment-backend",
-  "version": "5.0.5",
+  "version": "5.0.6",
   "description": "Payment Backend Server",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",
@@ -65,14 +65,14 @@
     "@typescript-eslint/parser": "^5.26.0",
     "cli": "^1.0.1",
     "copyfiles": "^2.4.1",
-    "iamport-server-api": "^5.0.5",
+    "iamport-server-api": "^5.0.6",
     "nestia": "^5.0.1",
     "pm2": "^4.5.6",
     "prettier": "^2.6.2",
     "prisma-markdown": "^1.0.6",
     "rimraf": "^3.0.2",
     "sloc": "^0.2.1",
-    "toss-payments-server-api": "^5.0.5",
+    "toss-payments-server-api": "^5.0.6",
     "ts-node": "^10.9.1",
     "ts-patch": "^3.0.2",
     "typescript": "^5.2.2",
@@ -84,8 +84,8 @@
     "bcryptjs": "^2.4.3",
     "dotenv": "^16.3.1",
     "dotenv-expand": "^10.0.0",
-    "fake-iamport-server": "^5.0.5",
-    "fake-toss-payments-server": "^5.0.5",
+    "fake-iamport-server": "^5.0.6",
+    "fake-toss-payments-server": "^5.0.6",
     "git-last-commit": "^1.0.0",
     "inquirer": "^8.2.5",
     "mutex-server": "^0.3.1",
diff --git a/packages/payment-backend/src/services/toss/TossAsset.ts b/packages/payment-backend/src/services/toss/TossAsset.ts
index da6ab9d..6cdeac4 100644
--- a/packages/payment-backend/src/services/toss/TossAsset.ts
+++ b/packages/payment-backend/src/services/toss/TossAsset.ts
@@ -21,7 +21,6 @@ export namespace TossAsset {
             host,
             headers: {
                 Authorization: `Basic ${token}`,
-                "Content-Type": "application/json",
             },
         };
     }
diff --git a/packages/toss-payments-server-api/package.json b/packages/toss-payments-server-api/package.json
index 7951c31..fe03ab9 100644
--- a/packages/toss-payments-server-api/package.json
+++ b/packages/toss-payments-server-api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "toss-payments-server-api",
-  "version": "5.0.5",
+  "version": "5.0.6",
   "description": "API for Toss Payments Server",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",
diff --git a/packages/toss-payments-server-api/swagger.json b/packages/toss-payments-server-api/swagger.json
index fd303c1..65fae13 100644
--- a/packages/toss-payments-server-api/swagger.json
+++ b/packages/toss-payments-server-api/swagger.json
@@ -13,7 +13,7 @@
   "info": {
     "title": "Toss Payments API",
     "description": "Built by [fake-toss-payments-server](https://github.com/samchon/payments/tree/master/packages/toss-payments-server-api) with [nestia](https://github.com/samchon/nestia)",
-    "version": "5.0.5",
+    "version": "5.0.6",
     "license": {
       "name": "MIT"
     }
@@ -644,7 +644,7 @@
       }
     },
     "/internal/{paymentKey}/deposit": {
-      "get": {
+      "put": {
         "tags": [],
         "parameters": [
           {
@@ -658,7 +658,7 @@
           }
         ],
         "responses": {
-          "200": {
+          "201": {
             "description": "입금 완료된 가상 꼐좌 결제 정보",
             "content": {
               "application/json": {
@@ -743,7 +743,7 @@
             ]
           }
         ],
-        "x-nestia-method": "GET"
+        "x-nestia-method": "PUT"
       }
     },
     "/v1/payments/{paymentKey}": {