diff --git a/packages/ray/README.md b/packages/ray/README.md
index b8dcb954..ff7708a3 100644
--- a/packages/ray/README.md
+++ b/packages/ray/README.md
@@ -12,6 +12,12 @@ yarn add @wework/ray
 npm install --save @wework/ray
 ```
 
+Then import the library in your sass file:
+
+```scss
+@import '@wework/ray';
+```
+
 ## Development
 
 ```bash
diff --git a/packages/ray/package.json b/packages/ray/package.json
index 150c6521..7ab4aafa 100644
--- a/packages/ray/package.json
+++ b/packages/ray/package.json
@@ -55,5 +55,8 @@
     "commitizen": {
       "path": "./node_modules/cz-conventional-changelog"
     }
+  },
+  "style": {
+    "scss": "lib/application.scss"
   }
 }