diff --git a/src/generators/egg.ts b/src/generators/egg.ts
index 9bc767e..e2d54fd 100644
--- a/src/generators/egg.ts
+++ b/src/generators/egg.ts
@@ -8,7 +8,14 @@ export default function(config: TsGenConfig, baseConfig: TsHelperConfig) {
   return {
     dist: path.resolve(config.dtsDir, 'index.d.ts'),
     content:
+      `import { Context, IService } from '${baseConfig.framework}';\n` +
       `export * from '${baseConfig.framework}';\n` +
-      'export as namespace Egg;\n',
+      'export as namespace Egg;\n\n' +
+      `\/\/ hack support for webstorm (intellij)
+declare module 'egg' {
+  export interface Context {
+    service: IService;
+  }
+}`,
   };
 }