diff --git a/lib/repository.js b/lib/repository.js
index 50a165bf5..ffcd2695f 100644
--- a/lib/repository.js
+++ b/lib/repository.js
@@ -549,7 +549,7 @@ Repository.prototype.createCommitOnHead = function(
  * Create a blob from a buffer
  *
  * @param {Buffer} buffer
- * @return {Blob}
+ * @return {Oid}
  */
 Repository.prototype.createBlobFromBuffer = function(buffer, callback) {
   return Blob.createFromBuffer(this, buffer, buffer.length, callback);