diff --git a/domain/user.go b/domain/user.go
index 348df954..20d6d69a 100644
--- a/domain/user.go
+++ b/domain/user.go
@@ -24,7 +24,7 @@ type UserRepository interface {
 	ReNewMyiCalSecret(info *ConInfo) (string, error)
 	GetMyiCalSecret(info *ConInfo) (string, error)
 
-	IsPrevilege(info *ConInfo) bool
+	IsPrivilege(info *ConInfo) bool
 	GrantPrivilege(userID uuid.UUID) error
 	SyncUsers(info *ConInfo) error
 }
diff --git a/infra/db/user.go b/infra/db/user.go
index 34f42c5a..d7b16368 100644
--- a/infra/db/user.go
+++ b/infra/db/user.go
@@ -70,7 +70,7 @@ func (repo *GormRepository) SyncUsers(users []*User) error {
 
 // saveUser user.IcalSecret == "" の時、値は更新されません。
 // また、user.Provider, user.Tokenは空の時、更新されません。
-// user.Previlegeは常に更新されません。
+// user.Privilegeは常に更新されません。
 func saveUser(db *gorm.DB, user *User) (*User, error) {
 	err := db.Transaction(func(tx *gorm.DB) error {
 		existingUser, err := getUser(tx.Preload("Provider").Preload("Token"), user.ID)
diff --git a/repository/room.go b/repository/room.go
index d57533de..c076e851 100644
--- a/repository/room.go
+++ b/repository/room.go
@@ -19,7 +19,7 @@ func (repo *Repository) CreateUnVerifiedRoom(params domain.WriteRoomParams, info
 }
 
 func (repo *Repository) CreateVerifiedRoom(params domain.WriteRoomParams, info *domain.ConInfo) (*domain.Room, error) {
-	if !repo.IsPrevilege(info) {
+	if !repo.IsPrivilege(info) {
 		return nil, domain.ErrForbidden
 	}
 	p := db.CreateRoomParams{
@@ -46,7 +46,7 @@ func (repo *Repository) UpdateRoom(roomID uuid.UUID, params domain.WriteRoomPara
 }
 
 func (repo *Repository) VerifyRoom(roomID uuid.UUID, info *domain.ConInfo) error {
-	if !repo.IsPrevilege(info) {
+	if !repo.IsPrivilege(info) {
 		return domain.ErrForbidden
 	}
 	err := repo.GormRepo.UpdateRoomVerified(roomID, true)
@@ -54,7 +54,7 @@ func (repo *Repository) VerifyRoom(roomID uuid.UUID, info *domain.ConInfo) error
 }
 
 func (repo *Repository) UnVerifyRoom(roomID uuid.UUID, info *domain.ConInfo) error {
-	if !repo.IsPrevilege(info) {
+	if !repo.IsPrivilege(info) {
 		return domain.ErrForbidden
 	}
 	err := repo.GormRepo.UpdateRoomVerified(roomID, false)
diff --git a/repository/user.go b/repository/user.go
index 6c9aaedb..9aa4956c 100644
--- a/repository/user.go
+++ b/repository/user.go
@@ -14,7 +14,7 @@ import (
 const traQIssuerName = "traQ"
 
 func (repo *Repository) SyncUsers(info *domain.ConInfo) error {
-	if !repo.IsPrevilege(info) {
+	if !repo.IsPrivilege(info) {
 		return domain.ErrForbidden
 	}
 	t, err := repo.GormRepo.GetToken(info.ReqUserID)
@@ -174,7 +174,7 @@ func (repo *Repository) GetMyiCalSecret(info *domain.ConInfo) (string, error) {
 	return user.IcalSecret, nil
 }
 
-func (repo *Repository) IsPrevilege(info *domain.ConInfo) bool {
+func (repo *Repository) IsPrivilege(info *domain.ConInfo) bool {
 	user, err := repo.GormRepo.GetUser(info.ReqUserID)
 	if err != nil {
 		return false
@@ -185,7 +185,7 @@ func (repo *Repository) IsPrevilege(info *domain.ConInfo) bool {
 func traQUserMap(users []traq.User) map[uuid.UUID]*traq.User {
 	userMap := make(map[uuid.UUID]*traq.User)
 	for _, u := range users {
-		user:=u
+		user := u
 		userMap[uuid.Must(uuid.FromString(user.GetId()))] = &user
 	}
 	return userMap
diff --git a/router/middleware.go b/router/middleware.go
index c29dfdf3..77feb07d 100644
--- a/router/middleware.go
+++ b/router/middleware.go
@@ -102,11 +102,11 @@ func (h *Handlers) TraQUserMiddleware(next echo.HandlerFunc) echo.HandlerFunc {
 	}
 }
 
-// PrevilegeUserMiddleware 管理者ユーザーか判定するミドルウェア
-func (h *Handlers) PrevilegeUserMiddleware(next echo.HandlerFunc) echo.HandlerFunc {
+// PrivilegeUserMiddleware 管理者ユーザーか判定するミドルウェア
+func (h *Handlers) PrivilegeUserMiddleware(next echo.HandlerFunc) echo.HandlerFunc {
 	return func(c echo.Context) error {
 		// 判定
-		if !h.Repo.IsPrevilege(getConinfo(c)) {
+		if !h.Repo.IsPrivilege(getConinfo(c)) {
 			return forbidden(
 				errors.New("not admin"),
 				message("You are not admin user."),
diff --git a/router/router.go b/router/router.go
index 52a229dc..8cb18fcc 100644
--- a/router/router.go
+++ b/router/router.go
@@ -112,11 +112,11 @@ func (h *Handlers) SetupRoute() *echo.Echo {
 			roomsAPI.DELETE("/:roomid", h.HandleDeleteRoom)
 
 			// サービス管理者権限が必要
-			roomsAPIWithPrevilegeAuth := roomsAPI.Group("", h.PrevilegeUserMiddleware)
+			roomsAPIWithPrivilegeAuth := roomsAPI.Group("", h.PrivilegeUserMiddleware)
 			{
-				roomsAPIWithPrevilegeAuth.POST("/all", h.HandleCreateVerifedRooms)
-				roomsAPIWithPrevilegeAuth.POST("/:roomid/verified", h.HandleVerifyRoom)
-				roomsAPIWithPrevilegeAuth.DELETE("/:roomid/verified", h.HandleUnVerifyRoom)
+				roomsAPIWithPrivilegeAuth.POST("/all", h.HandleCreateVerifedRooms)
+				roomsAPIWithPrivilegeAuth.POST("/:roomid/verified", h.HandleVerifyRoom)
+				roomsAPIWithPrivilegeAuth.DELETE("/:roomid/verified", h.HandleUnVerifyRoom)
 			}
 		}
 
@@ -132,10 +132,10 @@ func (h *Handlers) SetupRoute() *echo.Echo {
 			usersAPI.GET("/:userid/groups", h.HandleGetGroupIDsByUserID)
 
 			// サービス管理者権限が必要
-			usersAPIWithPrevilegeAuth := usersAPI.Group("", h.PrevilegeUserMiddleware)
+			usersAPIWithPrivilegeAuth := usersAPI.Group("", h.PrivilegeUserMiddleware)
 			{
-				usersAPIWithPrevilegeAuth.PATCH("/:userid/privileged", h.HandleGrantPrivilege)
-				usersAPIWithPrevilegeAuth.POST("/sync", h.HandleSyncUser)
+				usersAPIWithPrivilegeAuth.PATCH("/:userid/privileged", h.HandleGrantPrivilege)
+				usersAPIWithPrivilegeAuth.POST("/sync", h.HandleSyncUser)
 			}
 		}