diff --git a/pelicanconf.py b/pelicanconf.py
index 5fb540c..e1a929e 100644
--- a/pelicanconf.py
+++ b/pelicanconf.py
@@ -14,7 +14,7 @@ TIMEZONE = 'Asia/Seoul'
 DEFAULT_LANG = 'en'
 DEFAULT_DATE = 'fs'
 #notes/20200421T223234+0900_(testt)/index.rst
-PATH_METADATA = r'(?P<category>[^/]*)/(?P<date>\d{8}T\d{6}[+-]\d{4})_(?P<slug>\d{14})_(?P<title>.*)/.*'
+PATH_METADATA = r'(?P<category>[^/]*)/(?P<date>(?P<slug>\d{8}T\d{6})[+-]\d{4})_(?P<title>.*)/.*'
 
 #SLUGIFY_SOURCE = 'basename'