diff --git a/src/user/library/index.ts b/src/user/library/index.ts
index e2728ca0f..0d499096b 100644
--- a/src/user/library/index.ts
+++ b/src/user/library/index.ts
@@ -35,6 +35,7 @@ export function transformNewForm(
 ): CreateCampaignInput {
   return {
     currency: form.currency,
+    externalId: "",
     dailyCap: 1,
     dailyBudget: form.dailyBudget,
     endAt: form.endAt,