diff --git a/back/api/cron.ts b/back/api/cron.ts
index 37d58562..8babad4f 100644
--- a/back/api/cron.ts
+++ b/back/api/cron.ts
@@ -126,7 +126,7 @@ export default (app: Router) => {
         id: Joi.number().required(),
       }),
     }),
-    async (req: Request, res: Response, next: NextFunction) => {
+    async (req: Request<{ id: number }>, res: Response, next: NextFunction) => {
       const logger: Logger = Container.get('logger');
       try {
         const cronService = Container.get(CronService);
@@ -242,10 +242,10 @@ export default (app: Router) => {
     '/:id',
     celebrate({
       params: Joi.object({
-        id: Joi.string().required(),
+        id: Joi.number().required(),
       }),
     }),
-    async (req: Request, res: Response, next: NextFunction) => {
+    async (req: Request<{ id: number }>, res: Response, next: NextFunction) => {
       const logger: Logger = Container.get('logger');
       try {
         const cronService = Container.get(CronService);
diff --git a/back/api/dependence.ts b/back/api/dependence.ts
index 07a481d5..22dba7a5 100644
--- a/back/api/dependence.ts
+++ b/back/api/dependence.ts
@@ -110,7 +110,7 @@ export default (app: Router) => {
         id: Joi.string().required(),
       }),
     }),
-    async (req: Request, res: Response, next: NextFunction) => {
+    async (req: Request<{ id: number }>, res: Response, next: NextFunction) => {
       const logger: Logger = Container.get('logger');
       try {
         const dependenceService = Container.get(DependenceService);
diff --git a/back/api/env.ts b/back/api/env.ts
index 6fa0785b..12e956d6 100644
--- a/back/api/env.ts
+++ b/back/api/env.ts
@@ -96,7 +96,7 @@ export default (app: Router) => {
         toIndex: Joi.number().required(),
       }),
     }),
-    async (req: Request, res: Response, next: NextFunction) => {
+    async (req: Request<{ id: number }>, res: Response, next: NextFunction) => {
       const logger: Logger = Container.get('logger');
       try {
         const envService = Container.get(EnvService);
@@ -173,7 +173,7 @@ export default (app: Router) => {
         id: Joi.string().required(),
       }),
     }),
-    async (req: Request, res: Response, next: NextFunction) => {
+    async (req: Request<{ id: number }>, res: Response, next: NextFunction) => {
       const logger: Logger = Container.get('logger');
       try {
         const envService = Container.get(EnvService);
diff --git a/back/api/open.ts b/back/api/open.ts
index d707afca..1e09e9d7 100644
--- a/back/api/open.ts
+++ b/back/api/open.ts
@@ -90,7 +90,7 @@ export default (app: Router) => {
         id: Joi.string().required(),
       }),
     }),
-    async (req: Request, res: Response, next: NextFunction) => {
+    async (req: Request<{ id: number }>, res: Response, next: NextFunction) => {
       const logger: Logger = Container.get('logger');
       try {
         const openService = Container.get(OpenService);
diff --git a/back/services/dependence.ts b/back/services/dependence.ts
index a23117f1..133e00de 100644
--- a/back/services/dependence.ts
+++ b/back/services/dependence.ts
@@ -60,7 +60,7 @@ export default class DependenceService {
     return docs[0];
   }
 
-  public async remove(ids: string[]) {
+  public async remove(ids: number[]) {
     const [, docs] = await DependenceModel.update(
       { status: DependenceStatus.removing, log: [] },
       { where: { id: ids } },
@@ -100,7 +100,7 @@ export default class DependenceService {
     }
   }
 
-  public async reInstall(ids: string[]): Promise<Dependence[]> {
+  public async reInstall(ids: number[]): Promise<Dependence[]> {
     const [, docs] = await DependenceModel.update(
       { status: DependenceStatus.installing, log: [] },
       { where: { id: ids } },
@@ -114,7 +114,7 @@ export default class DependenceService {
     return docs;
   }
 
-  public async get(id: string): Promise<Dependence> {
+  public async get(id: number): Promise<Dependence> {
     const docs = await DependenceModel.findAll({ where: { id } });
     return docs[0];
   }