diff --git a/src/cccid.rs b/src/cccid.rs
index 332c4157..3d81da26 100644
--- a/src/cccid.rs
+++ b/src/cccid.rs
@@ -100,7 +100,6 @@ impl CccId {
 
     /// Set Cardholder Capability Container (CCC) ID
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn set(&self, yubikey: &mut YubiKey) -> Result<()> {
         let mut buf = CCC_TMPL.to_vec();
         buf[0..self.0.len()].copy_from_slice(&self.0);
diff --git a/src/certificate.rs b/src/certificate.rs
index 4922613a..52fee63b 100644
--- a/src/certificate.rs
+++ b/src/certificate.rs
@@ -153,7 +153,6 @@ impl Certificate {
 
     /// Delete a certificate located at the given slot of the given YubiKey
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn delete(yubikey: &mut YubiKey, slot: SlotId) -> Result<()> {
         let txn = yubikey.begin_transaction()?;
         write_certificate(&txn, slot, None, CertInfo::Uncompressed)
diff --git a/src/chuid.rs b/src/chuid.rs
index 1b36c966..5b6390ae 100644
--- a/src/chuid.rs
+++ b/src/chuid.rs
@@ -116,7 +116,6 @@ impl ChuId {
 
     /// Set Cardholder Unique Identifier (CHUID)
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn set(&self, yubikey: &mut YubiKey) -> Result<()> {
         let mut buf = CHUID_TMPL.to_vec();
         buf[..Self::BYTE_SIZE].copy_from_slice(&self.0);
diff --git a/src/lib.rs b/src/lib.rs
index 571712ee..400734fe 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2,7 +2,7 @@
 #![doc(
     html_logo_url = "https://raw.githubusercontent.com/iqlusioninc/yubikey.rs/main/img/logo-sq.png"
 )]
-#![cfg_attr(docsrs, feature(doc_cfg))]
+#![cfg_attr(docsrs, feature(doc_auto_cfg))]
 #![forbid(unsafe_code)]
 #![warn(missing_docs, rust_2018_idioms, trivial_casts, unused_qualifications)]
 
diff --git a/src/metadata.rs b/src/metadata.rs
index b22b9782..10ae9abe 100644
--- a/src/metadata.rs
+++ b/src/metadata.rs
@@ -88,7 +88,6 @@ impl<T: MetadataType> Metadata<T> {
 
     /// Write metadata
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub(crate) fn write(&self, txn: &Transaction<'_>) -> Result<()> {
         if self.inner.len() > CB_OBJ_MAX - CB_OBJ_TAG_MAX {
             return Err(Error::GenericError);
@@ -106,7 +105,6 @@ impl<T: MetadataType> Metadata<T> {
 
     /// Delete metadata
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub(crate) fn delete(txn: &Transaction<'_>) -> Result<()> {
         txn.save_object(T::obj_id(), &[])
     }
@@ -130,7 +128,6 @@ impl<T: MetadataType> Metadata<T> {
 
     /// Set metadata item
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub(crate) fn set_item(&mut self, tag: u8, item: &[u8]) -> Result<()> {
         let mut cb_temp: usize = 0;
         let mut tag_temp: u8 = 0;
diff --git a/src/mgm.rs b/src/mgm.rs
index a6ff1dfe..c8f41918 100644
--- a/src/mgm.rs
+++ b/src/mgm.rs
@@ -128,7 +128,6 @@ impl MgmKey {
 
     /// Get derived management key (MGM)
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn get_derived(yubikey: &mut YubiKey, pin: &[u8]) -> Result<Self> {
         let txn = yubikey.begin_transaction()?;
 
@@ -153,7 +152,6 @@ impl MgmKey {
 
     /// Get protected management key (MGM)
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn get_protected(yubikey: &mut YubiKey) -> Result<Self> {
         let txn = yubikey.begin_transaction()?;
 
@@ -184,7 +182,6 @@ impl MgmKey {
     ///
     /// This will wipe any metadata related to derived and PIN-protected management keys.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn set_default(yubikey: &mut YubiKey) -> Result<()> {
         MgmKey::default().set_manual(yubikey, false)
     }
@@ -196,7 +193,6 @@ impl MgmKey {
     ///
     /// This will wipe any metadata related to derived and PIN-protected management keys.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn set_manual(&self, yubikey: &mut YubiKey, require_touch: bool) -> Result<()> {
         let txn = yubikey.begin_transaction()?;
 
@@ -256,7 +252,6 @@ impl MgmKey {
     ///
     /// This enables key management operations to be performed with access to the PIN.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn set_protected(&self, yubikey: &mut YubiKey) -> Result<()> {
         let txn = yubikey.begin_transaction()?;
 
diff --git a/src/mscmap.rs b/src/mscmap.rs
index e9ff3d93..bea06ee7 100644
--- a/src/mscmap.rs
+++ b/src/mscmap.rs
@@ -41,7 +41,6 @@ const TAG_MSCMAP: u8 = 0x81;
 ///
 /// Defined in Microsoft's Smart Card Minidriver Specification:
 /// <https://docs.microsoft.com/en-us/previous-versions/windows/hardware/design/dn631754(v=vs.85)>
-#[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
 #[derive(Clone, Debug)]
 pub struct MsContainer {
     /// Container name.
diff --git a/src/msroots.rs b/src/msroots.rs
index a15b0d09..d1718f4a 100644
--- a/src/msroots.rs
+++ b/src/msroots.rs
@@ -57,7 +57,6 @@ const TAG_MSROOTS_MID: u8 = 0x83;
 ///
 /// For more information, see:
 /// <https://docs.microsoft.com/en-us/windows-hardware/drivers/smartcard/developer-guidelines#-interoperability-with-msroots>
-#[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
 pub struct MsRoots(Vec<u8>);
 
 impl MsRoots {
diff --git a/src/piv.rs b/src/piv.rs
index a035179c..91bfb7c7 100644
--- a/src/piv.rs
+++ b/src/piv.rs
@@ -521,7 +521,6 @@ impl AlgorithmId {
     }
 
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     fn get_elem_len(self) -> usize {
         match self {
             AlgorithmId::Rsa1024 => 64,
@@ -532,7 +531,6 @@ impl AlgorithmId {
     }
 
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     fn get_param_tag(self) -> u8 {
         match self {
             AlgorithmId::Rsa1024 | AlgorithmId::Rsa2048 => 0x01,
@@ -703,7 +701,6 @@ pub fn generate(
 }
 
 #[cfg(feature = "untested")]
-#[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
 fn write_key(
     yubikey: &mut YubiKey,
     slot: SlotId,
@@ -752,7 +749,6 @@ fn write_key(
 
 /// The key data that makes up an RSA key.
 #[cfg(feature = "untested")]
-#[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
 pub struct RsaKeyData {
     /// The secret prime `p`.
     p: Buffer,
@@ -814,7 +810,6 @@ impl RsaKeyData {
 ///
 /// Errors if `algorithm` isn't `AlgorithmId::Rsa1024` or `AlgorithmId::Rsa2048`.
 #[cfg(feature = "untested")]
-#[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
 pub fn import_rsa_key(
     yubikey: &mut YubiKey,
     slot: SlotId,
@@ -849,7 +844,6 @@ pub fn import_rsa_key(
 ///
 /// Errors if `algorithm` isn't `AlgorithmId::EccP256` or ` AlgorithmId::EccP384`.
 #[cfg(feature = "untested")]
-#[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
 pub fn import_ecc_key(
     yubikey: &mut YubiKey,
     slot: SlotId,
@@ -878,7 +872,6 @@ pub fn import_ecc_key(
 ///
 /// <https://developers.yubico.com/PIV/Introduction/PIV_attestation.html>
 #[cfg(feature = "untested")]
-#[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
 pub fn attest(yubikey: &mut YubiKey, key: SlotId) -> Result<Buffer> {
     let templ = [0, Ins::Attest.code(), key.into(), 0];
     let txn = yubikey.begin_transaction()?;
@@ -914,7 +907,6 @@ pub fn sign_data(
 
 /// Decrypt data using a PIV key.
 #[cfg(feature = "untested")]
-#[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
 pub fn decrypt_data(
     yubikey: &mut YubiKey,
     input: &[u8],
diff --git a/src/yubikey.rs b/src/yubikey.rs
index 2c368005..60516750 100644
--- a/src/yubikey.rs
+++ b/src/yubikey.rs
@@ -260,7 +260,6 @@ impl YubiKey {
 
     /// Reconnect to a YubiKey.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn reconnect(&mut self) -> Result<()> {
         info!("trying to reconnect to current reader");
 
@@ -414,7 +413,6 @@ impl YubiKey {
 
     /// Deauthenticate.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn deauthenticate(&mut self) -> Result<()> {
         let txn = self.begin_transaction()?;
 
@@ -473,7 +471,6 @@ impl YubiKey {
 
     /// Set the number of PIN retries.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn set_pin_retries(&mut self, pin_tries: u8, puk_tries: u8) -> Result<()> {
         // Special case: if either retry count is 0, it's a successful no-op
         if pin_tries == 0 || puk_tries == 0 {
@@ -498,7 +495,6 @@ impl YubiKey {
     ///
     /// The default PIN code is `123456`.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn change_pin(&mut self, current_pin: &[u8], new_pin: &[u8]) -> Result<()> {
         {
             let txn = self.begin_transaction()?;
@@ -514,7 +510,6 @@ impl YubiKey {
 
     /// Set PIN last changed.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn set_pin_last_changed(yubikey: &mut YubiKey) -> Result<()> {
         let txn = yubikey.begin_transaction()?;
 
@@ -550,7 +545,6 @@ impl YubiKey {
     ///
     /// The default PUK code is `12345678`.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn change_puk(&mut self, current_puk: &[u8], new_puk: &[u8]) -> Result<()> {
         let txn = self.begin_transaction()?;
         txn.change_ref(ChangeRefAction::ChangePuk, current_puk, new_puk)
@@ -558,7 +552,6 @@ impl YubiKey {
 
     /// Block PUK: permanently prevent the PIN from becoming unblocked.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn block_puk(&mut self) -> Result<()> {
         let mut puk = [0x30, 0x42, 0x41, 0x44, 0x46, 0x30, 0x30, 0x44];
         let mut tries_remaining: i32 = -1;
@@ -622,7 +615,6 @@ impl YubiKey {
     /// Unblock a Personal Identification Number (PIN) using a previously
     /// configured PIN Unblocking Key (PUK).
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn unblock_pin(&mut self, puk: &[u8], new_pin: &[u8]) -> Result<()> {
         let txn = self.begin_transaction()?;
         txn.change_ref(ChangeRefAction::UnblockPin, puk, new_pin)
@@ -630,7 +622,6 @@ impl YubiKey {
 
     /// Fetch an object from the YubiKey.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn fetch_object(&mut self, object_id: ObjectId) -> Result<Buffer> {
         let txn = self.begin_transaction()?;
         txn.fetch_object(object_id)
@@ -638,7 +629,6 @@ impl YubiKey {
 
     /// Save an object.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn save_object(&mut self, object_id: ObjectId, indata: &mut [u8]) -> Result<()> {
         let txn = self.begin_transaction()?;
         txn.save_object(object_id, indata)
@@ -646,7 +636,6 @@ impl YubiKey {
 
     /// Get an auth challenge.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn get_auth_challenge(&mut self) -> Result<[u8; 8]> {
         let txn = self.begin_transaction()?;
 
@@ -664,7 +653,6 @@ impl YubiKey {
 
     /// Verify an auth response.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn verify_auth_response(&mut self, response: [u8; 8]) -> Result<()> {
         let mut data = [0u8; 12];
         data[0] = 0x7c;
@@ -695,7 +683,6 @@ impl YubiKey {
     ///
     /// The reset function is only available when both pins are blocked.
     #[cfg(feature = "untested")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "untested")))]
     pub fn reset_device(&mut self) -> Result<()> {
         let templ = [0, Ins::Reset.code(), 0, 0];
         let txn = self.begin_transaction()?;