diff --git a/Cargo.toml b/Cargo.toml
index 9f046b559..c79f6a79f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "serde_json"
-version = "1.0.106" # remember to update html_root_url
+version = "1.0.107" # remember to update html_root_url
 authors = ["Erick Tryzelaar <erick.tryzelaar@gmail.com>", "David Tolnay <dtolnay@gmail.com>"]
 categories = ["encoding", "parser-implementations", "no-std"]
 description = "A JSON serialization file format"
diff --git a/build.rs b/build.rs
index 0e12602e4..1a8c89828 100644
--- a/build.rs
+++ b/build.rs
@@ -1,6 +1,4 @@
 use std::env;
-use std::process::Command;
-use std::str::{self, FromStr};
 
 fn main() {
     println!("cargo:rerun-if-changed=build.rs");
@@ -16,39 +14,4 @@ fn main() {
             println!("cargo:rustc-cfg=limb_width_32");
         }
     }
-
-    let minor = match rustc_minor_version() {
-        Some(minor) => minor,
-        None => return,
-    };
-
-    // BTreeMap::get_key_value
-    // https://blog.rust-lang.org/2019/12/19/Rust-1.40.0.html#additions-to-the-standard-library
-    if minor < 40 {
-        println!("cargo:rustc-cfg=no_btreemap_get_key_value");
-    }
-
-    // BTreeMap::remove_entry
-    // https://blog.rust-lang.org/2020/07/16/Rust-1.45.0.html#library-changes
-    if minor < 45 {
-        println!("cargo:rustc-cfg=no_btreemap_remove_entry");
-    }
-
-    // BTreeMap::retain
-    // https://blog.rust-lang.org/2021/06/17/Rust-1.53.0.html#stabilized-apis
-    if minor < 53 {
-        println!("cargo:rustc-cfg=no_btreemap_retain");
-    }
-}
-
-fn rustc_minor_version() -> Option<u32> {
-    let rustc = env::var_os("RUSTC")?;
-    let output = Command::new(rustc).arg("--version").output().ok()?;
-    let version = str::from_utf8(&output.stdout).ok()?;
-    let mut pieces = version.split('.');
-    if pieces.next() != Some("rustc 1") {
-        return None;
-    }
-    let next = pieces.next()?;
-    u32::from_str(next).ok()
 }
diff --git a/src/lib.rs b/src/lib.rs
index 7dc197ea0..347bbaf0b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -299,7 +299,7 @@
 //! [macro]: crate::json
 //! [`serde-json-core`]: https://github.com/rust-embedded-community/serde-json-core
 
-#![doc(html_root_url = "https://docs.rs/serde_json/1.0.106")]
+#![doc(html_root_url = "https://docs.rs/serde_json/1.0.107")]
 // Ignored clippy lints
 #![allow(
     clippy::collapsible_else_if,
diff --git a/src/map.rs b/src/map.rs
index a1b622294..675058ba1 100644
--- a/src/map.rs
+++ b/src/map.rs
@@ -106,7 +106,6 @@ impl Map<String, Value> {
     /// The key may be any borrowed form of the map's key type, but the ordering
     /// on the borrowed form *must* match the ordering on the key type.
     #[inline]
-    #[cfg(any(feature = "preserve_order", not(no_btreemap_get_key_value)))]
     pub fn get_key_value<Q>(&self, key: &Q) -> Option<(&String, &Value)>
     where
         String: Borrow<Q>,
@@ -153,44 +152,7 @@ impl Map<String, Value> {
         String: Borrow<Q>,
         Q: ?Sized + Ord + Eq + Hash,
     {
-        #[cfg(any(feature = "preserve_order", not(no_btreemap_remove_entry)))]
-        return self.map.remove_entry(key);
-        #[cfg(all(
-            not(feature = "preserve_order"),
-            no_btreemap_remove_entry,
-            not(no_btreemap_get_key_value),
-        ))]
-        {
-            let (key, _value) = self.map.get_key_value(key)?;
-            let key = key.clone();
-            let value = self.map.remove::<String>(&key)?;
-            Some((key, value))
-        }
-        #[cfg(all(
-            not(feature = "preserve_order"),
-            no_btreemap_remove_entry,
-            no_btreemap_get_key_value,
-        ))]
-        {
-            use core::ops::{Bound, RangeBounds};
-
-            struct Key<'a, Q: ?Sized>(&'a Q);
-
-            impl<'a, Q: ?Sized> RangeBounds<Q> for Key<'a, Q> {
-                fn start_bound(&self) -> Bound<&Q> {
-                    Bound::Included(self.0)
-                }
-                fn end_bound(&self) -> Bound<&Q> {
-                    Bound::Included(self.0)
-                }
-            }
-
-            let mut range = self.map.range(Key(key));
-            let (key, _value) = range.next()?;
-            let key = key.clone();
-            let value = self.map.remove::<String>(&key)?;
-            Some((key, value))
-        }
+        self.map.remove_entry(key)
     }
 
     /// Moves all elements from other into self, leaving other empty.
@@ -276,7 +238,6 @@ impl Map<String, Value> {
     ///
     /// In other words, remove all pairs `(k, v)` such that `f(&k, &mut v)`
     /// returns `false`.
-    #[cfg(not(no_btreemap_retain))]
     #[inline]
     pub fn retain<F>(&mut self, f: F)
     where
diff --git a/src/raw.rs b/src/raw.rs
index 651f4797d..a2bf0ecbb 100644
--- a/src/raw.rs
+++ b/src/raw.rs
@@ -527,3 +527,251 @@ impl<'de> MapAccess<'de> for BorrowedRawDeserializer<'de> {
         seed.deserialize(BorrowedStrDeserializer::new(self.raw_value.take().unwrap()))
     }
 }
+
+impl<'de> IntoDeserializer<'de, Error> for &'de RawValue {
+    type Deserializer = &'de RawValue;
+
+    fn into_deserializer(self) -> Self::Deserializer {
+        self
+    }
+}
+
+impl<'de> Deserializer<'de> for &'de RawValue {
+    type Error = Error;
+
+    fn deserialize_any<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_any(visitor)
+    }
+
+    fn deserialize_bool<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_bool(visitor)
+    }
+
+    fn deserialize_i8<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_i8(visitor)
+    }
+
+    fn deserialize_i16<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_i16(visitor)
+    }
+
+    fn deserialize_i32<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_i32(visitor)
+    }
+
+    fn deserialize_i64<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_i64(visitor)
+    }
+
+    fn deserialize_i128<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_i128(visitor)
+    }
+
+    fn deserialize_u8<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_u8(visitor)
+    }
+
+    fn deserialize_u16<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_u16(visitor)
+    }
+
+    fn deserialize_u32<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_u32(visitor)
+    }
+
+    fn deserialize_u64<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_u64(visitor)
+    }
+
+    fn deserialize_u128<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_u128(visitor)
+    }
+
+    fn deserialize_f32<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_f32(visitor)
+    }
+
+    fn deserialize_f64<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_f64(visitor)
+    }
+
+    fn deserialize_char<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_char(visitor)
+    }
+
+    fn deserialize_str<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_str(visitor)
+    }
+
+    fn deserialize_string<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_string(visitor)
+    }
+
+    fn deserialize_bytes<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_bytes(visitor)
+    }
+
+    fn deserialize_byte_buf<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_byte_buf(visitor)
+    }
+
+    fn deserialize_option<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_option(visitor)
+    }
+
+    fn deserialize_unit<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_unit(visitor)
+    }
+
+    fn deserialize_unit_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_unit_struct(name, visitor)
+    }
+
+    fn deserialize_newtype_struct<V>(
+        self,
+        name: &'static str,
+        visitor: V,
+    ) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_newtype_struct(name, visitor)
+    }
+
+    fn deserialize_seq<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_seq(visitor)
+    }
+
+    fn deserialize_tuple<V>(self, len: usize, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_tuple(len, visitor)
+    }
+
+    fn deserialize_tuple_struct<V>(
+        self,
+        name: &'static str,
+        len: usize,
+        visitor: V,
+    ) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_tuple_struct(name, len, visitor)
+    }
+
+    fn deserialize_map<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_map(visitor)
+    }
+
+    fn deserialize_struct<V>(
+        self,
+        name: &'static str,
+        fields: &'static [&'static str],
+        visitor: V,
+    ) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_struct(name, fields, visitor)
+    }
+
+    fn deserialize_enum<V>(
+        self,
+        name: &'static str,
+        variants: &'static [&'static str],
+        visitor: V,
+    ) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_enum(name, variants, visitor)
+    }
+
+    fn deserialize_identifier<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_identifier(visitor)
+    }
+
+    fn deserialize_ignored_any<V>(self, visitor: V) -> Result<V::Value, Error>
+    where
+        V: Visitor<'de>,
+    {
+        crate::Deserializer::from_str(&self.json).deserialize_ignored_any(visitor)
+    }
+}
diff --git a/tests/map.rs b/tests/map.rs
index ae0196956..538cd16ae 100644
--- a/tests/map.rs
+++ b/tests/map.rs
@@ -35,7 +35,6 @@ fn test_append() {
     assert!(val.is_empty());
 }
 
-#[cfg(not(no_btreemap_retain))]
 #[test]
 fn test_retain() {
     let mut v: Value = from_str(r#"{"b":null,"a":null,"c":null}"#).unwrap();