diff --git a/inbox.py b/inbox.py
index 96ead1c61..1b6d11fe0 100644
--- a/inbox.py
+++ b/inbox.py
@@ -12,6 +12,7 @@ import datetime
 import time
 import json
 from shutil import copyfile
+from utils import isBlogPost
 from utils import removeAvatarFromCache
 from utils import isPublicPost
 from utils import getCachedPostFilename