diff --git a/src/routes/settings.import.tsx b/src/routes/settings.import.tsx
index ab2f556..91642b3 100644
--- a/src/routes/settings.import.tsx
+++ b/src/routes/settings.import.tsx
@@ -757,7 +757,7 @@ function ImportPage() {
           errors.push(`Batch ${i / chunkSize + 1} (lookup): ${lookupError.message}`);
         } else {
           const existingByExternalId = new Map(
-            ((existing ?? []) as Array<{ id: string; external_id: string | null }>).map(
+            ((existing ?? []) as unknown as Array<{ id: string; external_id: string | null }>).map(
               (entry) => [entry.external_id, entry.id] as [string | null, string],
             ),
           );