diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3591e10c..e91a6bd6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -63,6 +63,8 @@ jobs:
       - name: Check docs
         run: cargo doc --no-deps -p boring -p boring-sys --features rpk,pq-experimental,underscore-wildcards
         env:
+          CARGO_BUILD_RUSTDOCFLAGS: "--cfg=docsrs"
+          RUST_BOOTSTRAP: 1
           DOCS_RS: 1
       - name: Cargo.toml boring versions consistency
         shell: bash
diff --git a/boring-sys/src/lib.rs b/boring-sys/src/lib.rs
index 6f027919..f19ef775 100644
--- a/boring-sys/src/lib.rs
+++ b/boring-sys/src/lib.rs
@@ -10,7 +10,6 @@
     non_upper_case_globals,
     unused_imports
 )]
-#![cfg_attr(docsrs, feature(doc_auto_cfg))]
 
 use std::convert::TryInto;
 use std::ffi::c_void;
diff --git a/boring/src/lib.rs b/boring/src/lib.rs
index 4b84b7c5..e9d0e01b 100644
--- a/boring/src/lib.rs
+++ b/boring/src/lib.rs
@@ -96,8 +96,6 @@
 //! Presently all these key agreements are deployed by Cloudflare, but we do not guarantee continued
 //! support for them.
 
-#![cfg_attr(docsrs, feature(doc_auto_cfg))]
-
 #[macro_use]
 extern crate bitflags;
 #[macro_use]
diff --git a/hyper-boring/src/lib.rs b/hyper-boring/src/lib.rs
index 1822e135..a3dd9255 100644
--- a/hyper-boring/src/lib.rs
+++ b/hyper-boring/src/lib.rs
@@ -1,6 +1,5 @@
 //! Hyper SSL support via BoringSSL.
 #![warn(missing_docs)]
-#![cfg_attr(docsrs, feature(doc_auto_cfg))]
 
 use crate::cache::SessionKey;
 use boring::error::ErrorStack;
diff --git a/tokio-boring/src/lib.rs b/tokio-boring/src/lib.rs
index 374a0bde..433e2f39 100644
--- a/tokio-boring/src/lib.rs
+++ b/tokio-boring/src/lib.rs
@@ -11,7 +11,6 @@
 //! [`boring`] crate, on which this crate is built. Configuration of TLS parameters is still
 //! primarily done through the [`boring`] crate.
 #![warn(missing_docs)]
-#![cfg_attr(docsrs, feature(doc_auto_cfg))]
 
 use boring::ssl::{
     self, ConnectConfiguration, ErrorCode, MidHandshakeSslStream, ShutdownResult, SslAcceptor,