diff --git a/dist/index.js b/dist/index.js
index d525062..bfc8147 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -3,7 +3,7 @@
  * description: Is null/undefined for next.
  * homepage: https://github.com/afeiship/next-is-nil
  * version: 1.0.0
- * date: 2020-11-21 09:50:06
+ * date: 2020-11-21 09:53:28
  * license: MIT
  */
 
diff --git a/dist/index.min.js b/dist/index.min.js
index 99f7807..99dd8f0 100644
--- a/dist/index.min.js
+++ b/dist/index.min.js
@@ -3,7 +3,7 @@
  * description: Is null/undefined for next.
  * homepage: https://github.com/afeiship/next-is-nil
  * version: 1.0.0
- * date: 2020-11-21 09:50:06
+ * date: 2020-11-21 09:53:28
  * license: MIT
  */
 !function(){var n=(this||window||Function("return this")()).nx||require("@jswork/next");n.isNil=function(n){return null==n},"undefined"!=typeof module&&module.exports&&(module.exports=n.isNil)}();
\ No newline at end of file
diff --git a/package.json b/package.json
index 26457a6..591782b 100644
--- a/package.json
+++ b/package.json
@@ -36,5 +36,12 @@
   "publishConfig": {
     "access": "public",
     "registry": "https://registry.npmjs.org"
-  }
-}
+  },
+  "keywords": [
+    "next",
+    "is",
+    "null",
+    "nil",
+    "undefind"
+  ]
+}
\ No newline at end of file