diff --git a/morss/feedify.ini b/morss/feedify.ini
index 34ae831..aaab600 100644
--- a/morss/feedify.ini
+++ b/morss/feedify.ini
@@ -73,7 +73,7 @@ item_updated = atom03:updated
 mode = json
 
 mimetype = application/json
-timeformat = %Y-%m-%dT%H:%M:%SZ
+timeformat = %Y-%m-%dT%H:%M:%S%z
 base = {}
 
 title = title