diff --git a/src/routes/settings.import.tsx b/src/routes/settings.import.tsx
index 2a19b21..91642b3 100644
--- a/src/routes/settings.import.tsx
+++ b/src/routes/settings.import.tsx
@@ -746,10 +746,10 @@ function ImportPage() {
       const withConflict = chunk.filter((r) => r[cfg.conflict]);
       const withoutConflict = chunk.filter((r) => !r[cfg.conflict]);
 
-      if (cfg.table === "time_entries" && withConflict.length > 0) {
+      if ((cfg.table === "time_entries" || cfg.table === "invoices") && withConflict.length > 0) {
         const externalIds = withConflict.map((r) => String(r[cfg.conflict]));
         const { data: existing, error: lookupError } = await supabase
-          .from("time_entries")
+          .from(cfg.table as any)
           .select("id, external_id")
           .in("external_id", externalIds);
 
@@ -757,7 +757,9 @@ function ImportPage() {
           errors.push(`Batch ${i / chunkSize + 1} (lookup): ${lookupError.message}`);
         } else {
           const existingByExternalId = new Map(
-            (existing ?? []).map((entry: { id: string; external_id: string | null }) => [entry.external_id, entry.id]),
+            ((existing ?? []) as unknown as Array<{ id: string; external_id: string | null }>).map(
+              (entry) => [entry.external_id, entry.id] as [string | null, string],
+            ),
           );
           const toUpdate: Array<Row & { id: string }> = withConflict
             .filter((r) => existingByExternalId.has(String(r.external_id)))
@@ -768,7 +770,7 @@ function ImportPage() {
             const updateResults = await Promise.all(
               toUpdate.map(async (entry) => {
                 const { id, ...payload } = entry;
-                return supabase.from("time_entries").update(payload as any).eq("id", id).select("*").single();
+                return supabase.from(cfg.table as any).update(payload as any).eq("id", id).select("*").single();
               }),
             );
             for (const result of updateResults) {
@@ -776,21 +778,21 @@ function ImportPage() {
                 errors.push(`Batch ${i / chunkSize + 1} (update): ${result.error.message}`);
               } else if (result.data) {
                 inserted += 1;
-                inserted_rows.push(result.data);
+                inserted_rows.push(result.data as Row);
               }
             }
           }
 
           if (toInsert.length > 0) {
             const { data, error } = await supabase
-              .from("time_entries")
+              .from(cfg.table as any)
               .insert(toInsert as any)
               .select("*");
             if (error) {
               errors.push(`Batch ${i / chunkSize + 1} (insert): ${error.message}`);
             } else if (data) {
               inserted += data.length;
-              inserted_rows.push(...data);
+              inserted_rows.push(...(data as Row[]));
             }
           }
         }