diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6ccffb6..7c7e544 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -178,5 +178,5 @@ jobs:
         toolchain: ${{ matrix.rust }}
     - run: >
         rustup target add
-        wasm32-wasi
-    - run: cargo check --workspace --release -vv --target=wasm32-wasi
+        wasm32-wasip1
+    - run: cargo check --workspace --release -vv --target=wasm32-wasip1
diff --git a/Cargo.toml b/Cargo.toml
index a955360..ec8d906 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ rust-version = "1.63"
 os_pipe = { version = "1.0.0", features = ["io_safety"], optional = true }
 
 # Optionally depend on async-std just to provide impls for its types.
-async-std = { version = "1.12.0", optional = true }
+async-std = { version = "1.13.0", optional = true, features = ["io_safety"] }
 # Optionally depend on tokio to implement traits for its types.
 tokio = { version = "1.6.0", features = ["io-std", "fs", "net", "process"], optional = true }
 # Optionally depend on socket2 to implement traits for its types.
@@ -30,13 +30,13 @@ socket2 = { version = "0.5.0", optional = true }
 mio = { version = "0.8.0", features = ["net", "os-ext"], optional = true }
 
 [target.'cfg(target_os = "hermit")'.dependencies]
-hermit-abi = { version = "0.3", optional = true }
+hermit-abi = { version = ">=0.3, <=0.4", optional = true }
 
 [target.'cfg(not(windows))'.dependencies]
 libc = { version = "0.2.96", optional = true }
 
 [target.'cfg(windows)'.dependencies.windows-sys]
-version = "0.52.0"
+version = ">=0.52, <=0.59"
 optional = true
 features = [
     "Win32_Foundation",
@@ -48,8 +48,13 @@ features = [
 
 [package.metadata.docs.rs]
 features = ["close"]
-rustdoc-args = ["--cfg", "doc_cfg"]
 
 [features]
 default = []
 close = ["libc", "hermit-abi", "windows-sys"]
+
+[lints.rust.unexpected_cfgs]
+level = "warn"
+check-cfg = [
+    'cfg(wasi_ext)',
+]
diff --git a/src/lib.rs b/src/lib.rs
index f867ca4..b3a0cac 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -32,7 +32,7 @@
 #![cfg_attr(all(wasi_ext, target_os = "wasi"), feature(wasi_ext))]
 // Currently supported platforms.
 #![cfg(any(unix, windows, target_os = "wasi", target_os = "hermit"))]
-#![cfg_attr(doc_cfg, feature(doc_cfg))]
+#![cfg_attr(docsrs, feature(doc_cfg))]
 
 mod portability;
 mod traits;
@@ -133,7 +133,7 @@ pub use portability::{
 };
 
 #[cfg(feature = "close")]
-#[cfg_attr(doc_cfg, doc(cfg(feature = "close")))]
+#[cfg_attr(docsrs, doc(cfg(feature = "close")))]
 pub mod example_ffi;
 pub mod raw;
 pub mod views;
diff --git a/src/views.rs b/src/views.rs
index 86315da..ffa8465 100644
--- a/src/views.rs
+++ b/src/views.rs
@@ -236,22 +236,22 @@ unsafe impl FilelikeViewType for os_pipe::PipeReader {}
 unsafe impl SocketlikeViewType for socket2::Socket {}
 
 #[cfg(not(any(target_os = "wasi", target_os = "hermit")))]
-#[cfg(feature = "async_std")]
+#[cfg(feature = "async-std")]
 unsafe impl SocketlikeViewType for async_std::net::TcpStream {}
 #[cfg(not(any(target_os = "wasi", target_os = "hermit")))]
-#[cfg(feature = "async_std")]
+#[cfg(feature = "async-std")]
 unsafe impl SocketlikeViewType for async_std::net::TcpListener {}
 #[cfg(not(any(target_os = "wasi", target_os = "hermit")))]
-#[cfg(feature = "async_std")]
+#[cfg(feature = "async-std")]
 unsafe impl SocketlikeViewType for async_std::net::UdpSocket {}
 #[cfg(unix)]
-#[cfg(feature = "async_std")]
+#[cfg(feature = "async-std")]
 unsafe impl SocketlikeViewType for async_std::os::unix::net::UnixStream {}
 #[cfg(unix)]
-#[cfg(feature = "async_std")]
+#[cfg(feature = "async-std")]
 unsafe impl SocketlikeViewType for async_std::os::unix::net::UnixListener {}
 #[cfg(unix)]
-#[cfg(feature = "async_std")]
+#[cfg(feature = "async-std")]
 unsafe impl SocketlikeViewType for async_std::os::unix::net::UnixDatagram {}
 
 #[cfg(feature = "mio")]