diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..e4753f3
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2015-2016 Zihua Li
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/package.json b/package.json
index 3f3039f..153e851 100644
--- a/package.json
+++ b/package.json
@@ -18,5 +18,20 @@
   },
   "devDependencies": {
     "eslint-config-egg": "^5.1.1"
-  }
+  },
+  "homepage": "https://github.com/binsee/wxmp-auth#readme",
+  "repository": {
+    "type": "git",
+    "url": "git://github.com/binsee/wxmp-auth.git"
+  },
+  "bugs": {
+    "url": "https://github.com/binsee/wxmp-auth/issues"
+  },
+  "files": [
+    "CHANGELOG",
+    "LICENSE",
+    "README.md",
+    "package.json",
+    "index.js"
+  ]
 }