diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index 72198e3d..77e60088 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -53,7 +53,7 @@
         "tx2": "^1.0.5"
     },
     "devDependencies": {
-        "@types/adm-zip": "^0.5.0",
+        "@types/adm-zip": "^0.4.34",
         "@types/fs-extra": "^9.0.13",
         "@types/js-yaml": "^4.0.5",
         "@types/koa": "^2.13.4",
diff --git a/test/main.ts b/test/main.ts
index 2d5210cf..1ff91822 100644
--- a/test/main.ts
+++ b/test/main.ts
@@ -14,10 +14,14 @@ describe('App', () => {
     let agent: supertest.SuperAgentTest;
     before('init', function init(done) {
         this.timeout(30000);
-        bus.on('app/started', () => setTimeout(() => {
+        let timeout;
+        const resolve = () => setTimeout(() => {
+            clearTimeout(timeout);
             agent = supertest.agent(require('hydrooj/src/service/server').server);
             done();
-        }, 2000));
+        }, 2000);
+        bus.on('app/started', resolve);
+        timeout = setTimeout(resolve, 20000);
     });
 
     const routes = ['/', '/api', '/p', '/contest', '/homework', '/user/1', '/training'];