diff --git a/index.d.ts b/index.d.ts
index 5b3e3f02..f04bffac 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -362,7 +362,11 @@ export interface ContextLoader {
   new (options: ContextLoaderOption): ContextLoaderBase;
 }
 
-export class EggLoader<T = EggCore, Config = any> {
+export class EggLoader<
+  T extends EggCore = EggCore,
+  Config = any,
+  Options extends EggLoaderOptions = EggLoaderOptions
+> {
   app: T;
   eggPaths: string[];
   pkg: PlainObject;
@@ -370,6 +374,7 @@ export class EggLoader<T = EggCore, Config = any> {
   serverScope: string;
   plugins: Plugins;
   config: Config;
+  options: Options;
 
   /**
    * @constructor
@@ -429,6 +434,10 @@ export class EggLoader<T = EggCore, Config = any> {
    */
   getLoadUnits(): Array<{ path: string; type: string; }>;
 
+  getEggPaths(): string[];
+
+  getServerEnv(): string;
+
   /**
    * Load files using {@link FileLoader}, inject to {@link Application}
    * @param {String|Array} directory - see {@link FileLoader}