diff --git a/core/server/data/migrations/versions/4.0/01-remove-not-null-constraint-from-plan-name-column.js b/core/server/data/migrations/versions/4.0/01-remove-not-null-constraint-from-plan-name-column.js
deleted file mode 100644
index 3e3f31a39b..0000000000
--- a/core/server/data/migrations/versions/4.0/01-remove-not-null-constraint-from-plan-name-column.js
+++ /dev/null
@@ -1,64 +0,0 @@
-const {createNonTransactionalMigration} = require('../../utils');
-const {createTable, deleteTable} = require('../../../schema/commands');
-const logging = require('../../../../../shared/logging');
-
-const tableDef = {
-    id: {type: 'string', maxlength: 24, nullable: false, primary: true},
-    customer_id: {type: 'string', maxlength: 255, nullable: false, unique: false, references: 'members_stripe_customers.customer_id', cascadeDelete: true},
-    subscription_id: {type: 'string', maxlength: 255, nullable: false, unique: true},
-    plan_id: {type: 'string', maxlength: 255, nullable: false, unique: false},
-    status: {type: 'string', maxlength: 50, nullable: false},
-    cancel_at_period_end: {type: 'bool', nullable: false, defaultTo: false},
-    cancellation_reason: {type: 'string', maxlength: 500, nullable: true},
-    current_period_end: {type: 'dateTime', nullable: false},
-    start_date: {type: 'dateTime', nullable: false},
-    default_payment_card_last4: {type: 'string', maxlength: 4, nullable: true},
-    created_at: {type: 'dateTime', nullable: false},
-    created_by: {type: 'string', maxlength: 24, nullable: false},
-    updated_at: {type: 'dateTime', nullable: true},
-    updated_by: {type: 'string', maxlength: 24, nullable: true},
-    plan_nickname: {type: 'string', maxlength: 50, nullable: true},
-    plan_interval: {type: 'string', maxlength: 50, nullable: false},
-    plan_amount: {type: 'integer', nullable: false},
-    plan_currency: {type: 'string', maxLength: 3, nullable: false}
-};
-
-module.exports = createNonTransactionalMigration(
-    async function up(knex) {
-        if (knex.client.config.client === 'mysql') {
-            logging.info('Removing NOT_NULL constraint from members_stripe_customers_subscriptions:plan_nickname');
-            await knex.schema.alterTable('members_stripe_customers_subscriptions', (table) => {
-                table.string('plan_nickname').nullable().alter();
-            });
-        } else {
-            // SQLite3 doesn't support altering columns, so we have to do a wee dance with a temp table.
-            logging.info('Creating temporary table temp_members_stripe_customers_subscriptions');
-
-            await createTable('temp_members_stripe_customers_subscriptions', knex, tableDef);
-
-            logging.info('Copying data to temporary table temp_members_stripe_customers_subscriptions');
-            await knex.raw(`
-                INSERT INTO temp_members_stripe_customers_subscriptions
-                SELECT * FROM members_stripe_customers_subscriptions
-            `);
-
-            logging.info('Dropping table members_stripe_customers_subscriptions');
-            await deleteTable('members_stripe_customers_subscriptions', knex);
-
-            logging.info('Creating table members_stripe_customers_subscriptions');
-            await createTable('members_stripe_customers_subscriptions', knex, tableDef);
-
-            logging.info('Copying data from temporary table to members_stripe_customers_subscriptions');
-            await knex.raw(`
-                INSERT INTO members_stripe_customers_subscriptions
-                SELECT * FROM temp_members_stripe_customers_subscriptions
-            `);
-
-            logging.info('Dropping temporary table temp_members_stripe_customers_subscriptions');
-            await deleteTable('temp_members_stripe_customers_subscriptions', knex);
-        }
-    },
-    async function down() {
-        // noop - we can't add a not null constraint after some of the columns have been nulled
-    }
-);
diff --git a/core/server/data/schema/schema.js b/core/server/data/schema/schema.js
index 98d1648a20..ea2bc71da3 100644
--- a/core/server/data/schema/schema.js
+++ b/core/server/data/schema/schema.js
@@ -447,7 +447,7 @@ module.exports = {
         updated_at: {type: 'dateTime', nullable: true},
         updated_by: {type: 'string', maxlength: 24, nullable: true},
         /* Below fields eventually should be normalised e.g. stripe_plans table, link to here on plan_id */
-        plan_nickname: {type: 'string', maxlength: 50, nullable: true},
+        plan_nickname: {type: 'string', maxlength: 50, nullable: false},
         plan_interval: {type: 'string', maxlength: 50, nullable: false},
         plan_amount: {type: 'integer', nullable: false},
         plan_currency: {type: 'string', maxLength: 3, nullable: false}
diff --git a/test/unit/data/schema/integrity_spec.js b/test/unit/data/schema/integrity_spec.js
index 470101107d..3c6b4b824e 100644
--- a/test/unit/data/schema/integrity_spec.js
+++ b/test/unit/data/schema/integrity_spec.js
@@ -32,7 +32,7 @@ const defaultSettings = require('../../../../core/server/data/schema/default-set
  */
 describe('DB version integrity', function () {
     // Only these variables should need updating
-    const currentSchemaHash = 'd23279e16028161ab337000744480111';
+    const currentSchemaHash = '5861ed57418a0195ea01e431b8b55335';
     const currentFixturesHash = '370d0da0ab7c45050b2ff30bce8896ba';
     const currentSettingsHash = '24453dc02be9df7284acf1748862a545';
     const currentRoutesHash = '3d180d52c663d173a6be791ef411ed01';