diff --git a/src/objects-debug.cc b/src/objects-debug.cc
index 142dbf6611..f021c5d966 100644
--- a/src/objects-debug.cc
+++ b/src/objects-debug.cc
@@ -1256,8 +1256,6 @@ void BigInt::BigIntVerify() {
   CHECK(IsBigInt());
   CHECK_GE(length(), 0);
   CHECK_IMPLIES(is_zero(), !sign());  // There is no -0n.
-  // TODO(neis): Somewhere check that MSD is non-zero. Doesn't hold during some
-  // operations that allocate which is why we can't test it here.
 }
 
 void JSModuleNamespace::JSModuleNamespaceVerify() {