diff --git a/packages/ses/src/tame-function-constructors.js b/packages/ses/src/tame-function-constructors.js
index 01e7be5a8e..8d26ee0f28 100644
--- a/packages/ses/src/tame-function-constructors.js
+++ b/packages/ses/src/tame-function-constructors.js
@@ -128,9 +128,7 @@ export default function tameFunctionConstructors() {
   );
 
   try {
-    new FERAL_FUNCTION(
-      'return (async function* AsyncGeneratorFunctionInstance() {})',
-    )();
+new FERAL_FUNCTION('async function* AsyncGeneratorFunctionInstance() {}')();
     repairFunction(
       'AsyncGeneratorFunction',
       '%InertAsyncGeneratorFunction%',