diff --git a/test/js-api/exception/constructor.tentative.any.js b/test/js-api/exception/constructor.tentative.any.js
index a46d1816c3..a84218cb9c 100644
--- a/test/js-api/exception/constructor.tentative.any.js
+++ b/test/js-api/exception/constructor.tentative.any.js
@@ -10,7 +10,7 @@ test(() => {
 }, "name");
 
 test(() => {
-  assert_function_length(WebAssembly.Exception, 1, "WebAssembly.Exception");
+  assert_function_length(WebAssembly.Exception, 2, "WebAssembly.Exception");
 }, "length");
 
 test(() => {