diff --git a/backend/src/utils.ts b/backend/src/utils.ts
index a6c949ed..abb2d346 100644
--- a/backend/src/utils.ts
+++ b/backend/src/utils.ts
@@ -257,6 +257,7 @@ export const zEmbedInput = z.strictObject({
       z.object({
         name: z.string(),
         url: z.string().optional(),
+        icon_url: z.string().optional(),
         width: z.number().optional(),
         height: z.number().optional(),
       }),