diff --git a/src/routes/v1/notificationRouter.test.ts b/src/routes/v1/notificationRouter.test.ts
index 5d8021d..387c745 100644
--- a/src/routes/v1/notificationRouter.test.ts
+++ b/src/routes/v1/notificationRouter.test.ts
@@ -1387,7 +1387,6 @@ function sendNotificationTestCases() {
           email: 'test@giveth.com',
           title: 'How many photos is too many photos?',
           firstName: 'firstName',
-          projectOwnerId: '68',
           slug: 'how-many-photos-is-too-many-photos',
           amount: 0.0001,
           transactionId: generateRandomTxHash(),
@@ -1428,7 +1427,6 @@ function sendNotificationTestCases() {
           email: 'test@giveth.com',
           title: 'How many photos is too many photos?',
           firstName: 'firstName',
-          projectOwnerId: '68',
           slug: 'how-many-photos-is-too-many-photos',
           amount: 0.0001,
           transactionId: generateRandomTxHash(),
@@ -1497,7 +1495,6 @@ function sendNotificationTestCases() {
           email: 'test@giveth.com',
           title: 'How many photos is too many photos?',
           firstName: 'firstName',
-          projectOwnerId: '68',
           slug: 'how-many-photos-is-too-many-photos',
           amount: 0.0001,
           transactionId: generateRandomTxHash(),
@@ -1538,7 +1535,6 @@ function sendNotificationTestCases() {
           email: 'test@giveth.com',
           title: 'How many photos is too many photos?',
           firstName: 'firstName',
-          projectOwnerId: '68',
           slug: 'how-many-photos-is-too-many-photos',
           amount: 0.0001,
           transactionId: generateRandomTxHash(),
diff --git a/src/utils/validators/segmentAndMetadataValidators.ts b/src/utils/validators/segmentAndMetadataValidators.ts
index 4931ff6..c932ca1 100644
--- a/src/utils/validators/segmentAndMetadataValidators.ts
+++ b/src/utils/validators/segmentAndMetadataValidators.ts
@@ -67,7 +67,6 @@ const donationTrackerSchema = Joi.object({
   firstName: Joi.string().allow(null, ''),
   lastName: Joi.string().allow(null, ''),
   userId: Joi.number(),
-  projectOwnerId: Joi.string().allow(null, ''),
   slug: Joi.string().allow(null, ''),
   projectLink: Joi.string().allow(null, ''),
   amount: Joi.number()?.greater(0).required(),
diff --git a/src/validators/schemaValidators.ts b/src/validators/schemaValidators.ts
index 1eb9aab..7540433 100644
--- a/src/validators/schemaValidators.ts
+++ b/src/validators/schemaValidators.ts
@@ -61,7 +61,6 @@ export const sendNotificationValidator = Joi.object({
       projectLink: Joi.string().allow(null).allow(''),
 
       // Donation related attributes
-      projectOwnerId: Joi.string(),
       amount: Joi.number(),
       token: Joi.string().allow(null, ''),
       transactionId: Joi.string(),