diff --git a/test/orm/model_has_many.spec.ts b/test/orm/model_has_many.spec.ts
index c275a220..730e246c 100644
--- a/test/orm/model_has_many.spec.ts
+++ b/test/orm/model_has_many.spec.ts
@@ -3729,27 +3729,27 @@ if (process.env.DB !== 'mysql_legacy') {
           {
             user_id: user0.id,
             title: 'Adonis 101',
-            created_at: now,
+            created_at: now.toISO(),
           },
           {
             user_id: user0.id,
             title: 'Adonis 102',
-            created_at: now.plus({ seconds: 1 }),
+            created_at: now.plus({ seconds: 1 }).toISO(),
           },
           {
             user_id: user0.id,
             title: 'Adonis 103',
-            created_at: now.plus({ seconds: 2 }),
+            created_at: now.plus({ seconds: 2 }).toISO(),
           },
           {
             user_id: user0.id,
             title: 'Adonis 104',
-            created_at: now.plus({ seconds: 3 }),
+            created_at: now.plus({ seconds: 3 }).toISO(),
           },
           {
             user_id: user0.id,
             title: 'Adonis 105',
-            created_at: now.plus({ seconds: 4 }),
+            created_at: now.plus({ seconds: 4 }).toISO(),
           },
         ])
 
@@ -3763,27 +3763,27 @@ if (process.env.DB !== 'mysql_legacy') {
           {
             user_id: user1.id,
             title: 'Lucid 101',
-            created_at: now,
+            created_at: now.toISO(),
           },
           {
             user_id: user1.id,
             title: 'Lucid 102',
-            created_at: now.plus({ seconds: 1 }),
+            created_at: now.plus({ seconds: 1 }).toISO(),
           },
           {
             user_id: user1.id,
             title: 'Lucid 103',
-            created_at: now.plus({ seconds: 2 }),
+            created_at: now.plus({ seconds: 2 }).toISO(),
           },
           {
             user_id: user1.id,
             title: 'Lucid 104',
-            created_at: now.plus({ seconds: 3 }),
+            created_at: now.plus({ seconds: 3 }).toISO(),
           },
           {
             user_id: user1.id,
             title: 'Lucid 105',
-            created_at: now.plus({ seconds: 4 }),
+            created_at: now.plus({ seconds: 4 }).toISO(),
           },
         ])
 
@@ -3805,7 +3805,7 @@ if (process.env.DB !== 'mysql_legacy') {
       assert.exists(users[1].posts[0].createdAt)
       assert.equal(users[1].posts[1].title, 'Lucid 102')
       assert.exists(users[1].posts[1].createdAt)
-    })
+    }).pin()
 
     test('apply standard limit when not eagerloading', async ({ fs, assert }) => {
       const app = new AppFactory().create(fs.baseUrl, () => {})