diff --git a/server/config.js b/server/config.js
index 9d16d46b..28500359 100644
--- a/server/config.js
+++ b/server/config.js
@@ -46,7 +46,7 @@ const conf = convict({
   },
   expire_times_seconds: {
     format: 'positive-int-array',
-    default: [300, 3600, 86400, 604800],
+    default: [300, 3600, 86400, 432000, 604800],
     env: 'EXPIRE_TIMES_SECONDS'
   },
   default_expire_seconds: {
@@ -56,7 +56,7 @@ const conf = convict({
   },
   max_expire_seconds: {
     format: Number,
-    default: 86400 * 7,
+    default: 432000,
     env: 'MAX_EXPIRE_SECONDS'
   },
   download_counts: {