diff --git a/lib/Repository.js b/lib/Repository.js
index d338b261..8347f1e5 100644
--- a/lib/Repository.js
+++ b/lib/Repository.js
@@ -245,7 +245,7 @@ class Repository extends Requestable {
    /**
     * Create a blob
     * @see https://developer.github.com/v3/git/blobs/#create-a-blob
-    * @param {(string|Buffer|Blob)} content - the content to add to the repository
+    * @param {(string|Buffer|Blob|Object)} content - the content to add to the repository
     * @param {Requestable.callback} cb - will receive the details of the created blob
     * @return {Promise} - the promise for the http request
     */
@@ -258,7 +258,7 @@ class Repository extends Requestable {
 
    /**
     * Get the object that represents the provided content
-    * @param {string|Buffer|Blob} content - the content to send to the server
+    * @param {string|Buffer|Blob|Object} content - the content to send to the server
     * @return {Object} the representation of `content` for the GitHub API
     */
    _getContentObject(content) {
@@ -283,9 +283,18 @@ class Repository extends Requestable {
             encoding: 'base64',
          };
 
+      } else if (typeof content === 'object') {
+        log('content is an object');
+
+        if (typeof content.content !== 'string') {
+          throw new Error('The object must contain content item of type string.')
+        }
+
+        return content;
+
       } else { // eslint-disable-line
          log(`Not sure what this content is: ${typeof content}, ${JSON.stringify(content)}`);
-         throw new Error('Unknown content passed to postBlob. Must be string or Buffer (node) or Blob (web)');
+         throw new Error('Unknown content passed to postBlob. Must be string or Buffer (node) or Blob (web) or Object');
       }
    }