diff --git a/test/runtime/ets/non-const-capture.ets b/test/runtime/ets/non-const-capture.ets
index 5a7d2737048fb8bdd0b75b4f51d1ed9fdf7b87f5..5d775e1efaf7f8dbc2bb561bf932b72ed13b40bf 100644
--- a/test/runtime/ets/non-const-capture.ets
+++ b/test/runtime/ets/non-const-capture.ets
@@ -25,6 +25,7 @@ function part0() {
     let lam: () => void = () => {
         assert b == true
         b = false
+        assert b == false
     }
     b = true
     lam()