diff --git a/mirror_fetchers.py b/mirror_fetchers.py
index 596bf77..44e9e90 100755
--- a/mirror_fetchers.py
+++ b/mirror_fetchers.py
@@ -87,6 +87,8 @@ while day < datetime.datetime.now():
 
 for dirpath, subdirs, files in os.walk('merged'):
     for filename in files:
+        if filename.endswith('.json'):
+            continue
         changed_merge_files[os.path.join(dirpath, filename)] = True
 
 print 'Processing changed merge files'