diff --git a/Cargo.lock b/Cargo.lock
index 74ae6e162b8..e63d15407a3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -456,18 +456,18 @@ dependencies = [
 
 [[package]]
 name = "bit-set"
-version = "0.5.3"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0700ddab506f33b20a03b13996eccd309a48e5ff77d0d95926aa0210fb4e95f1"
+checksum = "08807e080ed7f9d5433fa9b275196cfc35414f66a0c79d864dc51a0d825231a3"
 dependencies = [
  "bit-vec",
 ]
 
 [[package]]
 name = "bit-vec"
-version = "0.6.3"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "349f9b6a179ed607305526ca489b34ad0a41aed5f7980fa90eb03160b69598fb"
+checksum = "5e764a1d40d510daf35e07be9eb06e75770908c27d411ee6c92109c9840eaaf7"
 
 [[package]]
 name = "bit_field"
@@ -502,6 +502,12 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "borrow-or-share"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3eeab4423108c5d7c744f4d234de88d18d636100093ae04caf4825134b9c3a32"
+
 [[package]]
 name = "built"
 version = "0.7.5"
@@ -1139,6 +1145,15 @@ version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
 
+[[package]]
+name = "email_address"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e079f19b08ca6239f47f8ba8509c11cf3ea30095831f7fed61441475edd8c449"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "encode_unicode"
 version = "0.3.6"
@@ -1196,12 +1211,13 @@ dependencies = [
 
 [[package]]
 name = "fancy-regex"
-version = "0.11.0"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b95f7c0680e4142284cf8b22c14a476e87d61b004a3a0861872b32ef7ead40a2"
+checksum = "6e24cb5a94bcae1e5408b0effca5cd7172ea3c5755049c5f3af4cd283a165298"
 dependencies = [
  "bit-set",
- "regex",
+ "regex-automata 0.4.9",
+ "regex-syntax 0.8.5",
 ]
 
 [[package]]
@@ -1247,6 +1263,17 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "28a80e3145d8ad11ba0995949bbcf48b9df2be62772b3d351ef017dff6ecb853"
 
+[[package]]
+name = "fluent-uri"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1918b65d96df47d3591bed19c5cca17e3fa5d0707318e4b5ef2eae01764df7e5"
+dependencies = [
+ "borrow-or-share",
+ "ref-cast",
+ "serde",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -1285,9 +1312,9 @@ dependencies = [
 
 [[package]]
 name = "fraction"
-version = "0.13.1"
+version = "0.15.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3027ae1df8d41b4bed2241c8fdad4acc1e7af60c8e17743534b545e77182d678"
+checksum = "0f158e3ff0a1b334408dc9fb811cd99b446986f4d8b741bb08f9df1604085ae7"
 dependencies = [
  "lazy_static",
  "num",
@@ -1414,10 +1441,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c4567c8db10ae91089c99af84c68c38da3ec2f087c3f82960bcdbf3656b6f4d7"
 dependencies = [
  "cfg-if",
- "js-sys",
  "libc",
  "wasi",
- "wasm-bindgen",
 ]
 
 [[package]]
@@ -1573,7 +1598,7 @@ dependencies = [
  "native-tls",
  "num_cpus",
  "rand",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_json",
  "thiserror",
@@ -2051,15 +2076,6 @@ version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
-[[package]]
-name = "iso8601"
-version = "0.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "924e5d73ea28f59011fec52a0d12185d496a9b075d360657aed2a5707f701153"
-dependencies = [
- "nom",
-]
-
 [[package]]
 name = "itertools"
 version = "0.10.5"
@@ -2128,32 +2144,27 @@ dependencies = [
 
 [[package]]
 name = "jsonschema"
-version = "0.17.1"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a071f4f7efc9a9118dfb627a0a94ef247986e1ab8606a4c806ae2b3aa3b6978"
+checksum = "74d8eb539cdb4222da29bb658cc9881aa2477b33fb1a74c5c31450395fc1a4b2"
 dependencies = [
  "ahash",
- "anyhow",
- "base64 0.21.7",
+ "base64 0.22.1",
  "bytecount",
- "clap 4.5.21",
+ "email_address",
  "fancy-regex",
  "fraction",
- "getrandom",
- "iso8601",
+ "idna",
  "itoa",
- "memchr",
  "num-cmp",
  "once_cell",
- "parking_lot",
  "percent-encoding",
- "regex",
- "reqwest",
+ "referencing",
+ "regex-syntax 0.8.5",
+ "reqwest 0.12.9",
  "serde",
  "serde_json",
- "time",
- "url",
- "uuid",
+ "uuid-simd",
 ]
 
 [[package]]
@@ -2984,6 +2995,12 @@ dependencies = [
  "serde_json",
 ]
 
+[[package]]
+name = "outref"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4030760ffd992bef45b0ae3f10ce1aba99e33464c90d14dd7c039884963ddc7a"
+
 [[package]]
 name = "overload"
 version = "0.1.1"
@@ -3557,6 +3574,39 @@ dependencies = [
  "thiserror",
 ]
 
+[[package]]
+name = "ref-cast"
+version = "1.0.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ccf0a6f84d5f1d581da8b41b47ec8600871962f2a528115b542b362d4b744931"
+dependencies = [
+ "ref-cast-impl",
+]
+
+[[package]]
+name = "ref-cast-impl"
+version = "1.0.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bcc303e793d3734489387d205e9b186fac9c6cfacedd98cbb2e8a5943595f3e6"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.89",
+]
+
+[[package]]
+name = "referencing"
+version = "0.28.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "093a875008827c0ae15c746189966e162faa05bf347719d06302c548ac63630f"
+dependencies = [
+ "ahash",
+ "fluent-uri",
+ "once_cell",
+ "percent-encoding",
+ "serde_json",
+]
+
 [[package]]
 name = "regex"
 version = "1.11.1"
@@ -3641,6 +3691,42 @@ dependencies = [
  "winreg",
 ]
 
+[[package]]
+name = "reqwest"
+version = "0.12.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a77c62af46e79de0a562e1a9849205ffcb7fc1238876e9bd743357570e04046f"
+dependencies = [
+ "base64 0.22.1",
+ "bytes",
+ "futures-channel",
+ "futures-core",
+ "futures-util",
+ "http 1.1.0",
+ "http-body 1.0.1",
+ "http-body-util",
+ "hyper 1.5.1",
+ "hyper-util",
+ "ipnet",
+ "js-sys",
+ "log",
+ "mime",
+ "once_cell",
+ "percent-encoding",
+ "pin-project-lite",
+ "serde",
+ "serde_json",
+ "serde_urlencoded",
+ "sync_wrapper 1.0.2",
+ "tokio",
+ "tower-service",
+ "url",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
+ "windows-registry",
+]
+
 [[package]]
 name = "rgb"
 version = "0.8.50"
@@ -4220,6 +4306,9 @@ name = "sync_wrapper"
 version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0bf256ce5efdfa370213c1dabab5935a12e49f2c58d15e9eac2870d3b4f27263"
+dependencies = [
+ "futures-core",
+]
 
 [[package]]
 name = "synstructure"
@@ -4404,7 +4493,7 @@ dependencies = [
  "once_cell",
  "pyo3",
  "regex",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_json",
  "thiserror",
@@ -4445,7 +4534,7 @@ dependencies = [
  "pyo3",
  "rand",
  "regex",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_json",
  "sysinfo",
@@ -4493,7 +4582,7 @@ dependencies = [
  "prost-build",
  "rand",
  "regex",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_json",
  "slotmap",
@@ -4544,7 +4633,7 @@ dependencies = [
  "prost-build",
  "rand",
  "regex",
- "reqwest",
+ "reqwest 0.11.27",
  "serde",
  "serde_json",
  "slotmap",
@@ -5298,6 +5387,17 @@ dependencies = [
  "syn 2.0.89",
 ]
 
+[[package]]
+name = "uuid-simd"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23b082222b4f6619906941c17eb2297fff4c2fb96cb60164170522942a200bd8"
+dependencies = [
+ "outref",
+ "uuid",
+ "vsimd",
+]
+
 [[package]]
 name = "v_frame"
 version = "0.3.8"
@@ -5349,6 +5449,12 @@ version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
+[[package]]
+name = "vsimd"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c3082ca00d5a5ef149bb8b555a72ae84c9c59f7250f013ac822ac2e49b19c64"
+
 [[package]]
 name = "walkdir"
 version = "2.5.0"
@@ -5558,6 +5664,36 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
+[[package]]
+name = "windows-registry"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e400001bb720a623c1c69032f8e3e4cf09984deec740f007dd2b03ec864804b0"
+dependencies = [
+ "windows-result",
+ "windows-strings",
+ "windows-targets 0.52.6",
+]
+
+[[package]]
+name = "windows-result"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d1043d8214f791817bab27572aaa8af63732e11bf84aa21a45a78d6c317ae0e"
+dependencies = [
+ "windows-targets 0.52.6",
+]
+
+[[package]]
+name = "windows-strings"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4cd9b125c486025df0eabcb585e62173c6c9eddcec5d117d3b6e8c30e2ee4d10"
+dependencies = [
+ "windows-result",
+ "windows-targets 0.52.6",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.45.0"
diff --git a/backends/v2/Cargo.toml b/backends/v2/Cargo.toml
index 4d32474e77f..0decf41ad0d 100644
--- a/backends/v2/Cargo.toml
+++ b/backends/v2/Cargo.toml
@@ -23,7 +23,7 @@ clap = { version = "4.4.5", features = ["derive", "env"] }
 grpc-metadata = { path = "../grpc-metadata" }
 futures = "0.3.28"
 hf-hub = { workspace = true }
-jsonschema = { version = "0.17.1", features = ["draft202012"] }
+jsonschema = { version = "0.28.0" }
 metrics = { workspace = true }
 metrics-exporter-prometheus = { workspace = true }
 nohash-hasher = "0.2.0"
diff --git a/backends/v3/Cargo.toml b/backends/v3/Cargo.toml
index 69dad072fac..996290ed3ba 100644
--- a/backends/v3/Cargo.toml
+++ b/backends/v3/Cargo.toml
@@ -23,7 +23,7 @@ clap = { version = "4.4.5", features = ["derive", "env"] }
 grpc-metadata = { path = "../grpc-metadata" }
 futures = "0.3.28"
 hf-hub = { workspace = true }
-jsonschema = { version = "0.17.1", features = ["draft202012"] }
+jsonschema = { version = "0.28.0" }
 metrics = { workspace = true }
 metrics-exporter-prometheus = { workspace = true }
 nohash-hasher = "0.2.0"
diff --git a/router/Cargo.toml b/router/Cargo.toml
index 9258fe03534..2e621dfc669 100644
--- a/router/Cargo.toml
+++ b/router/Cargo.toml
@@ -17,7 +17,7 @@ clap = { version = "4.4.5", features = ["derive", "env"] }
 futures = "0.3.28"
 hf-hub = { workspace = true }
 itertools = "0.10"
-jsonschema = { version = "0.17.1", features = ["draft202012"] }
+jsonschema = { version = "0.28.0" }
 metrics = { workspace = true }
 metrics-exporter-prometheus = { workspace = true }
 nohash-hasher = "0.2.0"
@@ -25,7 +25,7 @@ opentelemetry = { version = "0.20.0", features = ["rt-tokio"] }
 opentelemetry-otlp = "0.13.0"
 outlines-core = { git = "https://github.com/dottxt-ai/outlines-core.git", rev = "ba10c619fc9bf3c487e43f49bdecb95a24bb465c" }
 rand = "0.8.5"
-reqwest = { version = "0.11.20", features = [] }
+reqwest = { version = "0.11.20", features = ["blocking"] }
 serde = "1.0.188"
 serde_json = "1.0.107"
 thiserror = "1.0.48"
diff --git a/router/src/validation.rs b/router/src/validation.rs
index 8137ac58d2b..0159b9af8ad 100644
--- a/router/src/validation.rs
+++ b/router/src/validation.rs
@@ -7,7 +7,6 @@ use crate::{
 use crate::{PyTokenizer, Tokenizer};
 use base64::{engine::general_purpose::STANDARD, Engine};
 use image::{ImageFormat, ImageReader};
-use jsonschema::{Draft, JSONSchema};
 use outlines_core::json_schema::to_regex as json_schema_to_regex;
 use rand::{thread_rng, Rng};
 use serde_json::Value;
@@ -355,9 +354,7 @@ impl Validation {
                         }?;
 
                         // Check if the json is a valid JSONSchema
-                        JSONSchema::options()
-                            .with_draft(Draft::Draft202012)
-                            .compile(&json)
+                        jsonschema::draft202012::meta::validate(&json)
                             .map_err(|e| ValidationError::InvalidGrammar(e.to_string()))?;
 
                         // The schema can be valid but lack properties.