diff --git a/dictation_server/src/api/odms/openapi.json b/dictation_server/src/api/odms/openapi.json
index 4ab6f02..8c597b0 100644
--- a/dictation_server/src/api/odms/openapi.json
+++ b/dictation_server/src/api/odms/openapi.json
@@ -474,7 +474,12 @@
             }
           }
         },
-        "tags": ["files"]
+        "tags": ["files"],
+        "security": [
+          {
+            "bearer": []
+          }
+        ]
       }
     },
     "/files/audio/upload-location": {
@@ -550,6 +555,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -606,6 +621,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -639,7 +664,7 @@
       "get": {
         "operationId": "getTasks",
         "summary": "",
-        "description": "音声ファイル・文字起こしタスク情報をページ指定して取得します。",
+        "description": "音声ファイル・文字起こしタスク情報をページ指定して取得します",
         "parameters": [
           {
             "name": "limit",
@@ -673,6 +698,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -729,6 +764,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -785,6 +830,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -851,6 +906,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -917,6 +982,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -983,6 +1058,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -1049,6 +1134,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -1115,6 +1210,16 @@
               }
             }
           },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
           "401": {
             "description": "認証エラー",
             "content": {
@@ -1154,71 +1259,6 @@
         ]
       }
     },
-    "/notification/register": {
-      "post": {
-        "operationId": "register",
-        "summary": "",
-        "parameters": [],
-        "requestBody": {
-          "required": true,
-          "content": {
-            "application/json": {
-              "schema": {
-                "$ref": "#/components/schemas/RegisterRequest"
-              }
-            }
-          }
-        },
-        "responses": {
-          "200": {
-            "description": "成功時のレスポンス",
-            "content": {
-              "application/json": {
-                "schema": {
-                  "$ref": "#/components/schemas/RegisterResponse"
-                }
-              }
-            }
-          },
-          "400": {
-            "description": "不正なパラメータ",
-            "content": {
-              "application/json": {
-                "schema": {
-                  "$ref": "#/components/schemas/ErrorResponse"
-                }
-              }
-            }
-          },
-          "401": {
-            "description": "認証エラー",
-            "content": {
-              "application/json": {
-                "schema": {
-                  "$ref": "#/components/schemas/ErrorResponse"
-                }
-              }
-            }
-          },
-          "500": {
-            "description": "想定外のサーバーエラー",
-            "content": {
-              "application/json": {
-                "schema": {
-                  "$ref": "#/components/schemas/ErrorResponse"
-                }
-              }
-            }
-          }
-        },
-        "tags": ["notification"],
-        "security": [
-          {
-            "bearer": []
-          }
-        ]
-      }
-    },
     "/licenses/orders": {
       "post": {
         "operationId": "createOrders",
@@ -1283,6 +1323,71 @@
           }
         ]
       }
+    },
+    "/notification/register": {
+      "post": {
+        "operationId": "register",
+        "summary": "",
+        "parameters": [],
+        "requestBody": {
+          "required": true,
+          "content": {
+            "application/json": {
+              "schema": {
+                "$ref": "#/components/schemas/RegisterRequest"
+              }
+            }
+          }
+        },
+        "responses": {
+          "200": {
+            "description": "成功時のレスポンス",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/RegisterResponse"
+                }
+              }
+            }
+          },
+          "400": {
+            "description": "不正なパラメータ",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
+          "401": {
+            "description": "認証エラー",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          },
+          "500": {
+            "description": "想定外のサーバーエラー",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/ErrorResponse"
+                }
+              }
+            }
+          }
+        },
+        "tags": ["notification"],
+        "security": [
+          {
+            "bearer": []
+          }
+        ]
+      }
     }
   },
   "info": {
@@ -1915,6 +2020,22 @@
         "type": "object",
         "properties": {}
       },
+      "CreateOrdersRequest": {
+        "type": "object",
+        "properties": {
+          "poNumber": {
+            "type": "string"
+          },
+          "orderCount": {
+            "type": "number"
+          }
+        },
+        "required": ["poNumber", "orderCount"]
+      },
+      "CreateOrdersResponse": {
+        "type": "object",
+        "properties": {}
+      },
       "RegisterRequest": {
         "type": "object",
         "properties": {
@@ -1932,22 +2053,6 @@
       "RegisterResponse": {
         "type": "object",
         "properties": {}
-      },
-      "CreateOrdersRequest": {
-        "type": "object",
-        "properties": {
-          "poNumber": {
-            "type": "string"
-          },
-          "orderCount": {
-            "type": "number"
-          }
-        },
-        "required": ["poNumber", "orderCount"]
-      },
-      "CreateOrdersResponse": {
-        "type": "object",
-        "properties": {}
       }
     }
   }
diff --git a/dictation_server/src/features/files/files.controller.ts b/dictation_server/src/features/files/files.controller.ts
index ba4873d..d88dbfa 100644
--- a/dictation_server/src/features/files/files.controller.ts
+++ b/dictation_server/src/features/files/files.controller.ts
@@ -56,8 +56,10 @@ export class FilesController {
     description:
       'アップロードが完了した音声ファイルの情報を登録し、文字起こしタスクを生成します',
   })
+  @ApiBearerAuth()
   @Post('audio/upload-finished')
   async uploadFinished(
+    @Headers() headers,
     @Body() body: AudioUploadFinishedRequest,
   ): Promise<AudioUploadFinishedResponse> {
     console.log(body);
@@ -103,6 +105,11 @@ export class FilesController {
     type: AudioDownloadLocationResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.UNAUTHORIZED,
     description: '認証エラー',
@@ -137,6 +144,11 @@ export class FilesController {
     type: TemplateDownloadLocationResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.UNAUTHORIZED,
     description: '認証エラー',
diff --git a/dictation_server/src/features/tasks/tasks.controller.ts b/dictation_server/src/features/tasks/tasks.controller.ts
index 87ea84b..598fab4 100644
--- a/dictation_server/src/features/tasks/tasks.controller.ts
+++ b/dictation_server/src/features/tasks/tasks.controller.ts
@@ -34,6 +34,11 @@ export class TasksController {
     type: TasksResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.UNAUTHORIZED,
     description: '認証エラー',
@@ -46,8 +51,7 @@ export class TasksController {
   })
   @ApiOperation({
     operationId: 'getTasks',
-    description:
-      '音声ファイル・文字起こしタスク情報をページ指定して取得します。',
+    description: '音声ファイル・文字起こしタスク情報をページ指定して取得します',
   })
   @ApiBearerAuth()
   @Get()
@@ -71,6 +75,11 @@ export class TasksController {
     type: AudioNextResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.UNAUTHORIZED,
     description: '認証エラー',
@@ -103,6 +112,11 @@ export class TasksController {
     type: ChangeStatusResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.NOT_FOUND,
     description: '指定したIDの音声ファイルが存在しない場合',
@@ -140,6 +154,11 @@ export class TasksController {
     type: ChangeStatusResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.NOT_FOUND,
     description: '指定したIDの音声ファイルが存在しない場合',
@@ -177,6 +196,11 @@ export class TasksController {
     type: ChangeStatusResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.NOT_FOUND,
     description: '指定したIDの音声ファイルが存在しない場合',
@@ -214,6 +238,11 @@ export class TasksController {
     type: ChangeStatusResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.NOT_FOUND,
     description: '指定したIDの音声ファイルが存在しない場合',
@@ -251,6 +280,11 @@ export class TasksController {
     type: ChangeStatusResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.NOT_FOUND,
     description: '指定したIDの音声ファイルが存在しない場合',
@@ -288,6 +322,11 @@ export class TasksController {
     type: ChangeStatusResponse,
     description: '成功時のレスポンス',
   })
+  @ApiResponse({
+    status: HttpStatus.BAD_REQUEST,
+    description: '不正なパラメータ',
+    type: ErrorResponse,
+  })
   @ApiResponse({
     status: HttpStatus.NOT_FOUND,
     description: '指定したIDの音声ファイルが存在しない場合',