diff --git a/.gitignore b/.gitignore
index e6e325021c..8fe303468d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,3 +35,4 @@ site/dist
 .umi
 .umi-production
 .vercel
+package-lock.json
diff --git a/index.d.ts b/index.d.ts
index abe14cebe6..7578182fda 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -573,7 +573,7 @@ declare module 'egg' {
     methods: string[];
   }
 
-  export interface EggApplication extends EggCoreBase<EggAppConfig> { // tslint:disable-line
+  export interface EggApplication extends Omit<EggCoreBase<EggAppConfig>, 'ctxStorage' | 'currentContext'> {
     /**
      * HttpClient instance
      */
diff --git a/package.json b/package.json
index f3ce859070..e90625374f 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "delegates": "^1.0.0",
     "egg-cluster": "^2.0.0",
     "egg-cookies": "^2.6.1",
-    "egg-core": "^5.3.0",
+    "egg-core": "^5.4.0",
     "egg-development": "^2.7.0",
     "egg-errors": "^2.3.1",
     "egg-i18n": "^2.1.1",