diff --git a/ghost/core/core/server/data/migrations/versions/5.25/2022-11-24-10-37-add-email-spam-complaint-events-table.js b/ghost/core/core/server/data/migrations/versions/5.25/2022-11-24-10-37-add-email-spam-complaint-events-table.js
index a9e174299f..0f5d33aa5a 100644
--- a/ghost/core/core/server/data/migrations/versions/5.25/2022-11-24-10-37-add-email-spam-complaint-events-table.js
+++ b/ghost/core/core/server/data/migrations/versions/5.25/2022-11-24-10-37-add-email-spam-complaint-events-table.js
@@ -5,5 +5,8 @@ module.exports = addTable('email_spam_complaint_events', {
     member_id: {type: 'string', maxlength: 24, nullable: false, references: 'members.id', cascadeDelete: true},
     email_id: {type: 'string', maxlength: 24, nullable: false, references: 'emails.id'},
     email_address: {type: 'string', maxlength: 191, nullable: false, unique: false},
-    created_at: {type: 'dateTime', nullable: false}
+    created_at: {type: 'dateTime', nullable: false},
+    '@@UNIQUE_CONSTRAINTS@@': [
+        ['email_id', 'member_id']
+    ]
 });
diff --git a/ghost/core/core/server/data/schema/schema.js b/ghost/core/core/server/data/schema/schema.js
index 8ed48a1d1c..30f32a090a 100644
--- a/ghost/core/core/server/data/schema/schema.js
+++ b/ghost/core/core/server/data/schema/schema.js
@@ -972,6 +972,9 @@ module.exports = {
         member_id: {type: 'string', maxlength: 24, nullable: false, references: 'members.id', cascadeDelete: true},
         email_id: {type: 'string', maxlength: 24, nullable: false, references: 'emails.id'},
         email_address: {type: 'string', maxlength: 191, nullable: false, unique: false, validations: {isEmail: true}},
-        created_at: {type: 'dateTime', nullable: false}
+        created_at: {type: 'dateTime', nullable: false},
+        '@@UNIQUE_CONSTRAINTS@@': [
+            ['email_id', 'member_id']
+        ]
     }
 };
diff --git a/ghost/core/test/unit/server/data/schema/integrity.test.js b/ghost/core/test/unit/server/data/schema/integrity.test.js
index 7d6412f43d..6e785d16b9 100644
--- a/ghost/core/test/unit/server/data/schema/integrity.test.js
+++ b/ghost/core/test/unit/server/data/schema/integrity.test.js
@@ -35,7 +35,7 @@ const validateRouteSettings = require('../../../../../core/server/services/route
  */
 describe('DB version integrity', function () {
     // Only these variables should need updating
-    const currentSchemaHash = '7376b855d023c40d1c0ff5770d1d01fd';
+    const currentSchemaHash = 'aa2f277e624b5fbe5f18cb0d78ff18f4';
     const currentFixturesHash = 'dcb7ba7c66b4b98d6c26a722985e756a';
     const currentSettingsHash = '9acce72858e75420b831297718595bbd';
     const currentRoutesHash = '3d180d52c663d173a6be791ef411ed01';