diff --git a/CHANGELOG.md b/CHANGELOG.md
index f06ba8fcefb..b5e3e828d81 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -64,6 +64,11 @@
     - `libp2p-websocket`
     - `libp2p-yamux`
 
+- Re-export the `wasm-bindgen` feature from `parking_lot`, so
+  `libp2p` users can opt-in to that crate's Wasm support. See [PR 2180].
+  
+[PR 2180]: https://github.com/libp2p/rust-libp2p/pull/2180/
+
 ## Version 0.39.1 [2021-07-12]
 
 - Update individual crates.
diff --git a/Cargo.toml b/Cargo.toml
index ba964a0149b..675e4a1a5ef 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -50,6 +50,7 @@ request-response = ["libp2p-request-response"]
 tcp-async-io = ["libp2p-tcp", "libp2p-tcp/async-io"]
 tcp-tokio = ["libp2p-tcp", "libp2p-tcp/tokio"]
 uds = ["libp2p-uds"]
+wasm-bindgen = ["parking_lot/wasm-bindgen"]
 wasm-ext = ["libp2p-wasm-ext"]
 wasm-ext-websocket = ["wasm-ext", "libp2p-wasm-ext/websocket"]
 websocket = ["libp2p-websocket"]