diff --git a/interpreter/script/js.ml b/interpreter/script/js.ml
index 0a4a60537..276ec5f77 100644
--- a/interpreter/script/js.ml
+++ b/interpreter/script/js.ml
@@ -36,7 +36,10 @@ let spectest = {
   global_f32: 666.6,
   global_f64: 666.6,
   table: new WebAssembly.Table({initial: 10, maximum: 20, element: 'anyfunc'}),
+  table64: new WebAssembly.Table(
+    {initial: 10, maximum: 20, element: 'anyfunc', index: 'i64'}),
   memory: new WebAssembly.Memory({initial: 1, maximum: 2})
+  memory64: new WebAssembly.Memory({initial: 1, maximum: 2, index: 'i64'})
 };
 
 let handler = {