diff --git a/Cargo.lock b/Cargo.lock
index 6525603..93f441e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -207,12 +207,6 @@ version = "0.5.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d674e81391d1e1ab681a28d99df07927c6d4aa5b027d7da16ba32d1d21ecd99"
 
-[[package]]
-name = "fnv"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
-
 [[package]]
 name = "form_urlencoded"
 version = "1.2.2"
@@ -352,12 +346,11 @@ checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
 [[package]]
 name = "http"
-version = "1.3.1"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4a85d31aea989eead29a3aaf9e1115a180df8282431156e533de47660892565"
+checksum = "e3ba2a386d7f85a81f119ad7498ebe444d2e22c2af0b86b069416ace48b3311a"
 dependencies = [
  "bytes",
- "fnv",
  "itoa",
 ]
 
diff --git a/crates/twirp/Cargo.toml b/crates/twirp/Cargo.toml
index c055f1e..9e20a0c 100644
--- a/crates/twirp/Cargo.toml
+++ b/crates/twirp/Cargo.toml
@@ -21,7 +21,7 @@ anyhow = "1"
 async-trait = "0.1"
 axum = "0.8"
 futures = "0.3"
-http = "1.3"
+http = "1.4"
 http-body-util = "0.1"
 hyper = { version = "1.8", default-features = false }
 prost = "0.14"
diff --git a/example/Cargo.toml b/example/Cargo.toml
index 5860ea1..d754bd7 100644
--- a/example/Cargo.toml
+++ b/example/Cargo.toml
@@ -12,7 +12,7 @@ prost-wkt-types = "0.7"
 serde = { version = "1.0", features = ["derive"] }
 thiserror = "2.0"
 tokio = { version = "1.48", features = ["rt-multi-thread", "macros"] }
-http = "1.3"
+http = "1.4"
 http-body-util = "0.1"
 
 [build-dependencies]