diff --git a/services/api/database/migrations/20240114000000_environment_services.js b/services/api/database/migrations/20240114000000_environment_services.js
index 92986b7b36..e50713d6a0 100644
--- a/services/api/database/migrations/20240114000000_environment_services.js
+++ b/services/api/database/migrations/20240114000000_environment_services.js
@@ -8,8 +8,10 @@ exports.up = async function(knex) {
         table.string('type', 300);
         table.timestamp('updated').notNullable().defaultTo(knex.fn.now());
         table.timestamp('created').notNullable().defaultTo(knex.fn.now());
-        table.unique(['name', 'environment'], {indexName: 'service_environment'});
     })
+    // create a unique index but drop any duplicates when the unique is added
+    // the deprecated setEnvironmentServices resolver will remove duplicates before adding them now too
+    .raw(`ALTER IGNORE TABLE environment_service ADD UNIQUE INDEX service_environment (name, environment);`)
     .createTable('environment_service_container', function (table) {
         table.integer('service_id');
         table.string('name', 300);
@@ -27,7 +29,7 @@ exports.down = async function(knex) {
         table.dropColumn('type');
         table.dropColumn('updated');
         table.dropColumn('created');
-        table.dropUnique(['name', 'environment'], 'service_environment');
     })
+    .raw(`ALTER TABLE environment_service DROP INDEX service_environment;`)
     .dropTable('environment_service_container')
 };