diff --git a/Cargo.lock b/Cargo.lock
index 94b1e22d..49a123c9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1776,6 +1776,21 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "foreign-types"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
+dependencies = [
+ "foreign-types-shared",
+]
+
+[[package]]
+name = "foreign-types-shared"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
+
 [[package]]
 name = "form_urlencoded"
 version = "1.2.1"
@@ -2331,6 +2346,22 @@ dependencies = [
  "tower-service",
 ]
 
+[[package]]
+name = "hyper-tls"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70206fc6890eaca9fde8a0bf71caa2ddfc9fe045ac9e5c70df101a7dbde866e0"
+dependencies = [
+ "bytes",
+ "http-body-util",
+ "hyper 1.4.0",
+ "hyper-util",
+ "native-tls",
+ "tokio",
+ "tokio-native-tls",
+ "tower-service",
+]
+
 [[package]]
 name = "hyper-util"
 version = "0.1.6"
@@ -2727,6 +2758,12 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "ipnet"
+version = "2.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f518f335dce6725a761382244631d86cf0ccb2863413590b31338feb467f9c3"
+
 [[package]]
 name = "ipnetwork"
 version = "0.20.0"
@@ -3304,7 +3341,7 @@ dependencies = [
  "convert_case",
  "csv",
  "futures-util",
- "hyper 1.4.0",
+ "reqwest",
  "serde",
  "tokio",
  "tracing",
@@ -3764,6 +3801,23 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "native-tls"
+version = "0.2.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8614eb2c83d59d1c8cc974dd3f920198647674a0a035e1af1fa58707e317466"
+dependencies = [
+ "libc",
+ "log",
+ "openssl",
+ "openssl-probe",
+ "openssl-sys",
+ "schannel",
+ "security-framework",
+ "security-framework-sys",
+ "tempfile",
+]
+
 [[package]]
 name = "nom"
 version = "7.1.3"
@@ -3935,12 +3989,50 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08d65885ee38876c4f86fa503fb49d7b507c2b62552df7c70b2fce627e06381"
 
+[[package]]
+name = "openssl"
+version = "0.10.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95a0481286a310808298130d22dd1fef0fa571e05a8f44ec801801e84b216b1f"
+dependencies = [
+ "bitflags 2.6.0",
+ "cfg-if",
+ "foreign-types",
+ "libc",
+ "once_cell",
+ "openssl-macros",
+ "openssl-sys",
+]
+
+[[package]]
+name = "openssl-macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.68",
+]
+
 [[package]]
 name = "openssl-probe"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"
 
+[[package]]
+name = "openssl-sys"
+version = "0.9.102"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c597637d56fbc83893a35eb0dd04b2b8e7a50c91e64e9493e398b5df4fb45fa2"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "opentelemetry"
 version = "0.23.0"
@@ -4763,6 +4855,49 @@ version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
 
+[[package]]
+name = "reqwest"
+version = "0.12.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7d6d2a27d57148378eb5e111173f4276ad26340ecc5c49a4a2152167a2d6a37"
+dependencies = [
+ "base64 0.22.1",
+ "bytes",
+ "encoding_rs",
+ "futures-core",
+ "futures-util",
+ "h2 0.4.5",
+ "http 1.1.0",
+ "http-body 1.0.0",
+ "http-body-util",
+ "hyper 1.4.0",
+ "hyper-rustls",
+ "hyper-tls",
+ "hyper-util",
+ "ipnet",
+ "js-sys",
+ "log",
+ "mime",
+ "native-tls",
+ "once_cell",
+ "percent-encoding",
+ "pin-project-lite",
+ "rustls-pemfile 2.1.2",
+ "serde",
+ "serde_json",
+ "serde_urlencoded",
+ "sync_wrapper 1.0.1",
+ "system-configuration",
+ "tokio",
+ "tokio-native-tls",
+ "tower-service",
+ "url",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
+ "winreg",
+]
+
 [[package]]
 name = "rfc6979"
 version = "0.4.0"
@@ -5875,6 +6010,27 @@ dependencies = [
  "syn 2.0.68",
 ]
 
+[[package]]
+name = "system-configuration"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba3a3adc5c275d719af8cb4272ea1c4a6d668a777f37e115f6d11ddbc1c8e0e7"
+dependencies = [
+ "bitflags 1.3.2",
+ "core-foundation",
+ "system-configuration-sys",
+]
+
+[[package]]
+name = "system-configuration-sys"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a75fb188eb626b924683e3b95e3a48e63551fcfb51949de2f06a9d91dbee93c9"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "target-lexicon"
 version = "0.12.14"
@@ -6009,6 +6165,16 @@ dependencies = [
  "syn 2.0.68",
 ]
 
+[[package]]
+name = "tokio-native-tls"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbae76ab933c85776efabc971569dd6119c580d8f5d448769dec1764bf796ef2"
+dependencies = [
+ "native-tls",
+ "tokio",
+]
+
 [[package]]
 name = "tokio-rustls"
 version = "0.25.0"
@@ -7040,6 +7206,16 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "winreg"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a277a57398d4bfa075df44f501a17cfdf8542d224f0d36095a2adc7aee4ef0a5"
+dependencies = [
+ "cfg-if",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "wiremock"
 version = "0.6.0"
diff --git a/crates/iana-codegen/Cargo.toml b/crates/iana-codegen/Cargo.toml
index 8b2fdab2..d5da9eba 100644
--- a/crates/iana-codegen/Cargo.toml
+++ b/crates/iana-codegen/Cargo.toml
@@ -18,8 +18,8 @@ camino.workspace = true
 convert_case = "0.6.0"
 csv = "1.3.0"
 futures-util = "0.3.30"
-hyper.workspace = true
+reqwest = "0.12.5"
 serde.workspace = true
-tokio.workspace=  true
+tokio.workspace = true
 tracing.workspace = true
 tracing-subscriber.workspace = true
diff --git a/crates/iana-codegen/src/main.rs b/crates/iana-codegen/src/main.rs
index 39893773..7d97e378 100644
--- a/crates/iana-codegen/src/main.rs
+++ b/crates/iana-codegen/src/main.rs
@@ -12,14 +12,13 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use std::{collections::HashMap, fmt::Display, sync::Arc};
+use std::{collections::HashMap, fmt::Display};
 
 use camino::{Utf8Path, Utf8PathBuf};
+use reqwest::Client;
 use tokio::io::AsyncWriteExt;
 use tracing::Level;
 
-type Client = hyper::Client<hyper::client::HttpConnector>;
-
 mod gen;
 pub mod jose;
 pub mod oauth;
@@ -27,7 +26,7 @@ pub mod traits;
 
 #[derive(Debug)]
 struct File {
-    client: Arc<Client>,
+    client: Client,
     registry_name: &'static str,
     registry_url: &'static str,
     sections: Vec<Section>,
@@ -42,7 +41,7 @@ fn resolve_path(relative: impl AsRef<Utf8Path>) -> Utf8PathBuf {
 
 impl File {
     #[tracing::instrument(skip(client))]
-    fn new(registry_name: &'static str, registry_url: &'static str, client: Arc<Client>) -> Self {
+    fn new(registry_name: &'static str, registry_url: &'static str, client: Client) -> Self {
         tracing::info!("Generating file from IANA registry");
         Self {
             client,
@@ -142,7 +141,7 @@ use self::traits::{EnumEntry, EnumMember, Section};
 
 #[tracing::instrument(skip_all, fields(%path))]
 async fn generate_jose(
-    client: &Arc<Client>,
+    client: &Client,
     path: impl AsRef<Utf8Path> + std::fmt::Display,
 ) -> anyhow::Result<()> {
     let path = resolve_path(path);
@@ -173,7 +172,7 @@ async fn generate_jose(
 
 #[tracing::instrument(skip_all, fields(%path))]
 async fn generate_oauth(
-    client: &Arc<Client>,
+    client: &Client,
     path: impl AsRef<Utf8Path> + std::fmt::Display,
 ) -> anyhow::Result<()> {
     let path = resolve_path(path);
@@ -182,7 +181,7 @@ async fn generate_oauth(
     let file = File::new(
         "OAuth Parameters",
         "https://www.iana.org/assignments/jose/jose.xhtml",
-        client.clone(),
+        client,
     )
     .load::<oauth::AccessTokenType>()
     .await?
@@ -208,7 +207,6 @@ async fn main() -> anyhow::Result<()> {
         .init();
 
     let client = Client::new();
-    let client = Arc::new(client);
 
     let iana_crate_root = Utf8Path::new("crates/iana/");
 
diff --git a/crates/iana-codegen/src/traits.rs b/crates/iana-codegen/src/traits.rs
index 7c900608..d4ecfd39 100644
--- a/crates/iana-codegen/src/traits.rs
+++ b/crates/iana-codegen/src/traits.rs
@@ -15,7 +15,6 @@
 use anyhow::Context;
 use async_trait::async_trait;
 use convert_case::{Case, Casing};
-use hyper::http;
 use serde::de::DeserializeOwned;
 
 use super::Client;
@@ -74,23 +73,23 @@ pub trait EnumEntry: DeserializeOwned + Send + Sync {
 
     async fn fetch(client: &Client) -> anyhow::Result<Vec<(&'static str, EnumMember)>> {
         tracing::info!("Fetching CSV");
-        let request = http::Request::get(Self::URL)
-            .header("User-Agent", "mas-iana-codegen/0.1")
-            .body(hyper::Body::empty())?;
 
         let response = client
-            .request(request)
+            .get(Self::URL)
+            .header("User-Agent", "mas-iana-codegen/0.1")
+            .send()
             .await
             .context(format!("can't the CSV at {}", Self::URL))?;
 
         let status = response.status();
         anyhow::ensure!(status.is_success(), "HTTP status code is not 200: {status}");
 
-        let body = hyper::body::to_bytes(response.into_body())
+        let body = response
+            .text()
             .await
             .context(format!("can't the CSV body at {}", Self::URL))?;
 
-        let parsed: Result<Vec<_>, _> = csv::Reader::from_reader(body.as_ref())
+        let parsed: Result<Vec<_>, _> = csv::Reader::from_reader(body.as_bytes())
             .into_deserialize()
             .filter_map(|item: Result<Self, _>| {
                 item.map(|item| {