diff --git a/ts/smartbucket.classes.bucket.ts b/ts/smartbucket.classes.bucket.ts
index 8140c36..d6852ad 100644
--- a/ts/smartbucket.classes.bucket.ts
+++ b/ts/smartbucket.classes.bucket.ts
@@ -71,6 +71,8 @@ export class Bucket {
       (chunk) => {
         if (completeFile) {
           completeFile = Buffer.concat([completeFile, chunk]);
+        } else {
+          completeFile = chunk;
         }
       },
       (err) => {