diff --git a/serde/src/de/impls.rs b/serde/src/de/impls.rs
index 59f667ed7..268fa0456 100644
--- a/serde/src/de/impls.rs
+++ b/serde/src/de/impls.rs
@@ -2005,24 +2005,6 @@ where
 
 ////////////////////////////////////////////////////////////////////////////////
 
-#[cfg(feature = "unstable")]
-#[allow(deprecated)]
-impl<'de, T> Deserialize<'de> for NonZero<T>
-where
-    T: Deserialize<'de> + Zeroable,
-{
-    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
-    where
-        D: Deserializer<'de>,
-    {
-        let value = try!(Deserialize::deserialize(deserializer));
-        match NonZero::new(value) {
-            Some(nonzero) => Ok(nonzero),
-            None => Err(Error::custom("expected a non-zero value")),
-        }
-    }
-}
-
 macro_rules! nonzero_integers {
     ( $( $T: ty, )+ ) => {
         $(
diff --git a/serde/src/de/mod.rs b/serde/src/de/mod.rs
index fbc24016e..03175828d 100644
--- a/serde/src/de/mod.rs
+++ b/serde/src/de/mod.rs
@@ -98,7 +98,6 @@
 //!    - Path
 //!    - PathBuf
 //!    - Range\<T\>
-//!    - NonZero\<T\> (unstable, deprecated)
 //!    - num::NonZero* (unstable)
 //!  - **Net types**:
 //!    - IpAddr
diff --git a/serde/src/lib.rs b/serde/src/lib.rs
index 27f4fb4b6..94266c122 100644
--- a/serde/src/lib.rs
+++ b/serde/src/lib.rs
@@ -86,7 +86,7 @@
 // discussion of these features please refer to this issue:
 //
 //    https://github.com/serde-rs/serde/issues/812
-#![cfg_attr(feature = "unstable", feature(nonzero, specialization))]
+#![cfg_attr(feature = "unstable", feature(specialization))]
 #![cfg_attr(feature = "alloc", feature(alloc))]
 #![cfg_attr(feature = "cargo-clippy", deny(clippy, clippy_pedantic))]
 // Whitelisted clippy lints
@@ -213,10 +213,6 @@ mod lib {
     #[cfg(feature = "std")]
     pub use std::time::{Duration, SystemTime, UNIX_EPOCH};
 
-    #[cfg(feature = "unstable")]
-    #[allow(deprecated)]
-    pub use core::nonzero::{NonZero, Zeroable};
-
     #[cfg(feature = "unstable")]
     pub use core::num::{NonZeroU16, NonZeroU32, NonZeroU64, NonZeroU8, NonZeroUsize};
 }
diff --git a/serde/src/ser/impls.rs b/serde/src/ser/impls.rs
index fbe057cdd..572806bf1 100644
--- a/serde/src/ser/impls.rs
+++ b/serde/src/ser/impls.rs
@@ -408,20 +408,6 @@ where
 
 ////////////////////////////////////////////////////////////////////////////////
 
-#[cfg(feature = "unstable")]
-#[allow(deprecated)]
-impl<T> Serialize for NonZero<T>
-where
-    T: Serialize + Zeroable + Clone,
-{
-    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
-    where
-        S: Serializer,
-    {
-        self.clone().get().serialize(serializer)
-    }
-}
-
 macro_rules! nonzero_integers {
     ( $( $T: ident, )+ ) => {
         $(
diff --git a/serde/src/ser/mod.rs b/serde/src/ser/mod.rs
index c8bdb6075..7d82a4c95 100644
--- a/serde/src/ser/mod.rs
+++ b/serde/src/ser/mod.rs
@@ -93,7 +93,6 @@
 //!    - Path
 //!    - PathBuf
 //!    - Range\<T\>
-//!    - NonZero\<T\> (unstable, deprecated)
 //!    - num::NonZero* (unstable)
 //!  - **Net types**:
 //!    - IpAddr