diff --git a/src/json.ts b/src/json.ts
index 91febd8..cf68161 100644
--- a/src/json.ts
+++ b/src/json.ts
@@ -37,6 +37,9 @@ export default (ins: Feed) => {
     if (options.author.link) {
       feed.author.url = options.author.link;
     }
+    if (options.author.avatar) {
+      feed.author.avatar = options.author.avatar;
+    }
   }
 
   extensions.map((e: Extension) => {
@@ -84,6 +87,9 @@ export default (ins: Feed) => {
       if (author.link) {
         feedItem.author.url = author.link;
       }
+      if (author.avatar) {
+        feedItem.author.avatar = author.avatar;
+      }
     }
 
     if (Array.isArray(item.category)) {
diff --git a/src/typings/index.ts b/src/typings/index.ts
index ac7e8c3..8ca277a 100644
--- a/src/typings/index.ts
+++ b/src/typings/index.ts
@@ -36,6 +36,7 @@ export interface Author {
   name?: string;
   email?: string;
   link?: string;
+  avatar?: string;
 }
 
 export interface Category {