diff --git a/README.md b/README.md
index 79b0daf9e8..8d23da53bc 100644
--- a/README.md
+++ b/README.md
@@ -575,6 +575,7 @@ Definite bugs found:
 * [`crossbeam-epoch` calling `assume_init` on a partly-initialized `MaybeUninit`](https://github.com/crossbeam-rs/crossbeam/pull/779)
 * [`integer-encoding` dereferencing a misaligned pointer](https://github.com/dermesser/integer-encoding-rs/pull/23)
 * [`rkyv` constructing a `Box<[u8]>` from an overaligned allocation](https://github.com/rkyv/rkyv/commit/a9417193a34757e12e24263178be8b2eebb72456)
+* [Data race in `arc-swap`](https://github.com/vorner/arc-swap/issues/76)
 * [Data race in `thread::scope`](https://github.com/rust-lang/rust/issues/98498)
 * [`regex` incorrectly handling unaligned `Vec<u8>` buffers](https://www.reddit.com/r/rust/comments/vq3mmu/comment/ienc7t0?context=3)
 * [Incorrect use of `compare_exchange_weak` in `once_cell`](https://github.com/matklad/once_cell/issues/186)