diff --git a/src/base.js b/src/base.js
index 2b387b6..5cc47d6 100644
--- a/src/base.js
+++ b/src/base.js
@@ -854,7 +854,7 @@ class Base {
         return download.getBufferAndType(avatarUrl).then(({buffer, type})=> {
           let opts = {
             name: path.basename(avatarUrl),
-            type: type.split(';')[0],
+            type,
             rawResponse: false
           };
           return client.uploadContent(buffer, opts);
diff --git a/src/utils.js b/src/utils.js
index cf83645..2eba4a8 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -36,6 +36,7 @@ const downloadGetBufferAndType = url => {
     } else {
       type = mime.lookup(urlParse(url).pathname);
     }
+    type = type.split(';')[0];
     return { buffer, type };
   });
 };