diff --git a/src/index.ts b/src/index.ts
index d533bb2..1a102bb 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -71,6 +71,8 @@ export = function development({devtool = 'cheap-module-inline-source-map'} = {})
             'ENV': JSON.stringify(this.metadata.ENV),
             'NODE_ENV': JSON.stringify(this.metadata.ENV),
             'HMR': this.metadata.HMR,
+            'WEBPACK_HOST': this.metadata.host,
+            'WEBPACK_PORT': this.metadata.port
           }
         })
       ].concat(get(this, 'plugins', []))