diff --git a/server/models/Domain.js b/server/models/Domain.js
index 88d13b3..d1bf8c3 100644
--- a/server/models/Domain.js
+++ b/server/models/Domain.js
@@ -4,6 +4,7 @@ const db = require("../config/database");
 module.exports = db.define("domains", {
     domainName: {
         type: Sequelize.STRING,
+        primaryKey: true,
         allowNull: false
     }
 });
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