diff --git a/test/db.ts b/test/db.ts
index 9586ffc..b7bfcba 100644
--- a/test/db.ts
+++ b/test/db.ts
@@ -1,4 +1,7 @@
 import { ObjectId } from 'mongodb';
+
+import { getEnv } from 'universe/backend/env';
+
 import {
   dummyRootData,
   getCommonDummyData,
@@ -38,7 +41,7 @@ const users: InternalUser[] = [
   // ? Dummy users' passwords are the same as their usernames
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
+    __provenance: dummyRootData.auth[0].attributes.owner,
     username: 'user1',
     salt: '91db41c494502f9ebb6217e4590cccc2',
     key: '17660270f4c4c1741ab9d43e6fb800bc784f0a3bc2f4cd31f0e26bf821ef2ae788f83af134d8c3824f5e0552f8cd432d6b23963d2ffbceb6a7c91b0f59533206',
@@ -47,7 +50,7 @@ const users: InternalUser[] = [
   },
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
+    __provenance: dummyRootData.auth[0].attributes.owner,
     username: 'user2',
     salt: 'bfe69b665a1ae64bb7d76c32347adecb',
     key: 'e71e8bbd23df52bec8af8280ad7901ddd0ecd5cc43371915f7a95cd17ce0a8515127bfcd433435425c4d245f4a18efcb08e4484682aeb53fcfce5b536d79e4e4',
@@ -56,7 +59,7 @@ const users: InternalUser[] = [
   },
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
+    __provenance: dummyRootData.auth[0].attributes.owner,
     username: 'user3',
     salt: '12ef85b518da764294abf0a2095bb5ec',
     key: 'e745893e064e26d4349b1639b1596c14bc9b5d050b56bf31ff3ef0dfce6f959aef8a3722a35bc35b2d142169e75ca3e1967cd6ee4818af0813d8396a724fdd22',
@@ -70,7 +73,7 @@ const users: InternalUser[] = [
   },
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
+    __provenance: dummyRootData.auth[0].attributes.owner,
     username: null,
     salt: '12ef85b518da764294abf0a2095bb5ec',
     key: 'e745893e064e26d4349b1639b1596c14bc9b5d050b56bf31ff3ef0dfce6f959aef8a3722a35bc35b2d142169e75ca3e1967cd6ee4818af0813d8396a724fdd22',
@@ -87,7 +90,7 @@ const users: InternalUser[] = [
 const pages: InternalPage[] = [
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
+    __provenance: dummyRootData.auth[0].attributes.owner,
     blog_id: users[2]._id,
     createdAt: mockDateNowMs - 10_000,
     name: 'contact',
@@ -96,7 +99,7 @@ const pages: InternalPage[] = [
   },
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
+    __provenance: dummyRootData.auth[0].attributes.owner,
     blog_id: new ObjectId(),
     createdAt: mockDateNowMs - 1000,
     name: 'orphan',
@@ -105,7 +108,7 @@ const pages: InternalPage[] = [
   },
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
+    __provenance: dummyRootData.auth[0].attributes.owner,
     blog_id: users[2]._id,
     createdAt: mockDateNowMs - 100_000,
     name: 'home',
@@ -118,23 +121,24 @@ const pages: InternalPage[] = [
 const sessions: InternalSession[] = [
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
+    __provenance: dummyRootData.auth[0].attributes.owner,
     lastRenewedDate: new Date(mockDateNowMs),
-    blog_id: users[2]._id,
     page_id: pages[0]._id
   },
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
-    lastRenewedDate: new Date(mockDateNowMs - 25_000),
-    blog_id: users[2]._id,
+    __provenance: dummyRootData.auth[0].attributes.owner,
+    lastRenewedDate: new Date(
+      mockDateNowMs - Math.floor(getEnv().SESSION_EXPIRE_AFTER_SECONDS / 2) * 1000
+    ),
     page_id: pages[0]._id
   },
   {
     _id: new ObjectId(),
-    $provenance: dummyRootData.auth[0].attributes.owner,
-    lastRenewedDate: new Date(mockDateNowMs - 60_000),
-    blog_id: users[2]._id,
+    __provenance: dummyRootData.auth[0].attributes.owner,
+    lastRenewedDate: new Date(
+      mockDateNowMs - getEnv().SESSION_EXPIRE_AFTER_SECONDS * 2000
+    ),
     page_id: pages[0]._id
   }
 ];