diff --git a/config/config.py.example b/config/config.py.example
index 12cf6d3..4fe9e52 100644
--- a/config/config.py.example
+++ b/config/config.py.example
@@ -16,10 +16,8 @@ DEBUG = False
 
 # worker
 ## work interval
-#WORK_INTERVAL_MIN = 30
-#WORK_INTERVAL_MAX = 60
-WORK_INTERVAL_MIN = 2*60 # 2 mins
-WORK_INTERVAL_MAX = 5*60 # 5 mins
+WORK_INTERVAL_MIN = 1*60 + 30 # 1.5 mins
+WORK_INTERVAL_MAX = 3*60 + 30 # 3.5 mins
 
 # api
 ## cache
@@ -46,9 +44,9 @@ FILE_MINE_TYPE = {
 ####################
 # Interface config #
 ####################
-INTERFACE = "interface/tcivs.py"
+INTERFACE = "interface/example.py"
 
 ####################
 #   PictureMaker   #
 ####################
-PICTURE_MAKER = "PictureMaker/testing.py"
\ No newline at end of file
+PICTURE_MAKER = "PictureMaker/default.py"
\ No newline at end of file