diff --git a/BigInt-test-plan.md b/BigInt-test-plan.md
index 28824c2..17e7a02 100644
--- a/BigInt-test-plan.md
+++ b/BigInt-test-plan.md
@@ -2,7 +2,7 @@
   - [x] invalid digits [[merged](https://github.com/tc39/test262/commit/37beb365245f82f3932e4ec6c3fb84490eba630b#diff-3327b43dd1d3947f3f1c0838ad3632d1), [merged](https://github.com/tc39/test262/commit/dafde72971845dc6f2da7549f0688ff2d2fe3d01#diff-65028006947aed7fd7009705115078b1R405)]
 - Type conversion
   - [x] ToPrimitive [[merged](https://github.com/tc39/test262/commit/dafde72971845dc6f2da7549f0688ff2d2fe3d01)]
-  - [ ] ToBoolean [[PR](https://github.com/tc39/test262/pull/1241) (rejected)]
+  - [x] ToBoolean [bigint ToBoolean [merged](https://github.com/tc39/test262/blob/master/test/language/expressions/logical-not/bigint.js), more testing [PR](https://github.com/tc39/test262/pull/1241) (rejected)]
   - [x] ToNumber [[merged](https://github.com/tc39/test262/commit/dafde72971845dc6f2da7549f0688ff2d2fe3d01)]
   - [x] ToString [[merged](https://github.com/tc39/test262/commit/f83adad4bd1e2005401fb7791fa86f8cf749908e)]
   - [x] ToObject [[merged](https://github.com/tc39/test262/commit/dafde72971845dc6f2da7549f0688ff2d2fe3d01)]