diff --git a/serde_core/src/de/impls.rs b/serde_core/src/de/impls.rs
index ab58e07b..7c8031ce 100644
--- a/serde_core/src/de/impls.rs
+++ b/serde_core/src/de/impls.rs
@@ -1,11 +1,5 @@
 use crate::lib::*;
 
-// Explicit prelude import for wasm32v1-none and other no_std targets
-// Even when "std" feature is enabled (due to Cargo feature unification),
-// the prelude may not be injected on wasm32v1-none target
-#[allow(unused_imports)]
-use ::core::prelude::rust_2021::*;
-
 use crate::de::{
     Deserialize, Deserializer, EnumAccess, Error, MapAccess, SeqAccess, Unexpected, VariantAccess,
     Visitor,
diff --git a/serde_core/src/de/mod.rs b/serde_core/src/de/mod.rs
index 06875b28..46330e1b 100644
--- a/serde_core/src/de/mod.rs
+++ b/serde_core/src/de/mod.rs
@@ -114,10 +114,6 @@
 
 use crate::lib::*;
 
-// Explicit prelude import for wasm32v1-none and other no_std targets
-#[allow(unused_imports)]
-use ::core::prelude::rust_2021::*;
-
 ////////////////////////////////////////////////////////////////////////////////
 
 pub mod value;
diff --git a/serde_core/src/private/doc.rs b/serde_core/src/private/doc.rs
index 42ea12ef..a37029b6 100644
--- a/serde_core/src/private/doc.rs
+++ b/serde_core/src/private/doc.rs
@@ -2,10 +2,6 @@
 
 use crate::lib::*;
 
-// Explicit prelude import for wasm32v1-none and other no_std targets
-#[allow(unused_imports)]
-use ::core::prelude::rust_2021::*;
-
 use crate::ser;
 
 #[doc(hidden)]
diff --git a/serde_core/src/ser/fmt.rs b/serde_core/src/ser/fmt.rs
index 9759525d..a5c104b6 100644
--- a/serde_core/src/ser/fmt.rs
+++ b/serde_core/src/ser/fmt.rs
@@ -1,9 +1,5 @@
 use crate::lib::*;
 
-// Explicit prelude import for wasm32v1-none and other no_std targets
-#[allow(unused_imports)]
-use ::core::prelude::rust_2021::*;
-
 use crate::ser::{Error, Impossible, Serialize, Serializer};
 
 impl Error for fmt::Error {
diff --git a/serde_core/src/ser/impls.rs b/serde_core/src/ser/impls.rs
index 6668d762..205dc911 100644
--- a/serde_core/src/ser/impls.rs
+++ b/serde_core/src/ser/impls.rs
@@ -1,11 +1,5 @@
 use crate::lib::*;
 
-// Explicit prelude import for wasm32v1-none and other no_std targets
-// Even when "std" feature is enabled (due to Cargo feature unification),
-// the prelude may not be injected on wasm32v1-none target
-#[allow(unused_imports)]
-use ::core::prelude::rust_2021::*;
-
 use crate::ser::{Error, Serialize, SerializeTuple, Serializer};
 
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/serde_core/src/ser/impossible.rs b/serde_core/src/ser/impossible.rs
index 8d4850d6..fe69ae24 100644
--- a/serde_core/src/ser/impossible.rs
+++ b/serde_core/src/ser/impossible.rs
@@ -2,10 +2,6 @@
 
 use crate::lib::*;
 
-// Explicit prelude import for wasm32v1-none and other no_std targets
-#[allow(unused_imports)]
-use ::core::prelude::rust_2021::*;
-
 use crate::ser::{
     self, Serialize, SerializeMap, SerializeSeq, SerializeStruct, SerializeStructVariant,
     SerializeTuple, SerializeTupleStruct, SerializeTupleVariant,
diff --git a/serde_core/src/ser/mod.rs b/serde_core/src/ser/mod.rs
index 14a2c1b4..7b0c78d5 100644
--- a/serde_core/src/ser/mod.rs
+++ b/serde_core/src/ser/mod.rs
@@ -109,10 +109,6 @@
 
 use crate::lib::*;
 
-// Explicit prelude import for wasm32v1-none and other no_std targets
-#[allow(unused_imports)]
-use ::core::prelude::rust_2021::*;
-
 mod fmt;
 mod impls;
 mod impossible;