diff --git a/db/knex_migrations/2026-10-23-0000-add-aws-account.js b/db/knex_migrations/2026-10-23-0000-add-aws-account.js
index a4d7d0d..814854a 100644
--- a/db/knex_migrations/2026-10-23-0000-add-aws-account.js
+++ b/db/knex_migrations/2026-10-23-0000-add-aws-account.js
@@ -9,7 +9,7 @@ exports.up = async (knex) => {
             table.text("secret_access_key").nullable();
             table.text("session_token").nullable();
             table.string("region", 64).defaultTo("us-east-1");
-            table.integer("user_id").unsigned().nullable();
+            table.string("user_id", 255).nullable();
             table.dateTime("created_date").nullable();
         });
     }
diff --git a/db/knex_migrations/2026-10-23-0001-alter-aws-account-user-id.js b/db/knex_migrations/2026-10-23-0001-alter-aws-account-user-id.js
new file mode 100644
index 0000000..07abb75
--- /dev/null
+++ b/db/knex_migrations/2026-10-23-0001-alter-aws-account-user-id.js
@@ -0,0 +1,27 @@
+exports.up = async (knex) => {
+    const hasTable = await knex.schema.hasTable("aws_account");
+    if (hasTable) {
+        const isPostgres = knex.client.dialect === "postgresql" || knex.client.config.client === "pg";
+        if (isPostgres) {
+            await knex.raw('ALTER TABLE "aws_account" ALTER COLUMN "user_id" TYPE VARCHAR(255);');
+        } else {
+            try {
+                await knex.schema.alterTable("aws_account", (table) => {
+                    table.string("user_id", 255).nullable().alter();
+                });
+            } catch (error) {
+                console.error("Error altering user_id column:", error.message);
+            }
+        }
+    }
+};
+
+exports.down = async (knex) => {
+    const hasTable = await knex.schema.hasTable("aws_account");
+    if (hasTable) {
+        const isPostgres = knex.client.dialect === "postgresql" || knex.client.config.client === "pg";
+        if (isPostgres) {
+            await knex.raw('ALTER TABLE "aws_account" ALTER COLUMN "user_id" TYPE INTEGER;');
+        }
+    }
+};