diff --git a/apps/frontend/src/app/add/page.tsx b/apps/frontend/src/app/add/page.tsx
index 3ce5095..1ccc0dc 100644
--- a/apps/frontend/src/app/add/page.tsx
+++ b/apps/frontend/src/app/add/page.tsx
@@ -188,7 +188,7 @@ export default function AddPage() {
                 const items: PreviewItem[] = mediaItems
                     .map((m) => ({
                         url: (m as any).thumbnail_url || (m as any).url || "",
-                        type: ((m as any).type === "video" || (m as any).type === "gif") ? "video" : "image"
+                        type: (((m as any).type === "video" || (m as any).type === "gif") ? "video" : "image") as "image" | "video"
                     }))
                     .filter((item) => item.url.length > 0);