From aaf034bfbc7b0b4ac6153b8fefdc04d10a9f0c1f Mon Sep 17 00:00:00 2001
From: Yukai Huang
Date: Thu, 17 Nov 2016 18:13:57 +0800
Subject: Update README

---
 docs/guides/s3-image-upload.md | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'docs')

diff --git a/docs/guides/s3-image-upload.md b/docs/guides/s3-image-upload.md
index c92e91f8..3d6259b9 100644
--- a/docs/guides/s3-image-upload.md
+++ b/docs/guides/s3-image-upload.md
@@ -57,6 +57,25 @@
     }
     ```
 
+8. Edit `config.json` and set following keys:
+
+    ```javascript
+    {
+        "production": {
+            ...
+            "imageUploadType": "s3",
+            "s3": {
+                "accessKeyId": "YOUR_S3_ACCESS_KEY_ID",
+                "secretAccessKey": "YOUR_S3_ACCESS_KEY",
+                "region": "YOUR_S3_REGION", // example: ap-northeast-1
+                "bucket": "YOUR_S3_BUCKET_NAME"
+            }
+        }
+    }
+    ```
+
+9. In additional to edit `config.json` directly, you could also try [environment variable](https://github.com/hackmdio/hackmd#environment-variables-will-overwrite-other-server-configs).
+
 ## Related Tools
 
 * [AWS Policy Generator](http://awspolicygen.s3.amazonaws.com/policygen.html)
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