diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index ddfd5bf48b..9ef635d380 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -31120,6 +31120,38 @@ characters in HTML, decoding and unescaping HTML entities as well.")
     (description "This library provides Rust bindings to HTSlib.")
     (license license:expat)))
 
+(define-public rust-jiter-0.0.4
+  (package
+    (name "rust-jiter")
+    (version "0.0.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "jiter" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "1f10awvz0yxi4pb0783ya26wrw6bb48qn9smsc5bbxsvaff42zdj"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs (("rust-ahash" ,rust-ahash-0.8)
+                       ("rust-lexical-core" ,rust-lexical-core-0.8)
+                       ("rust-num-bigint" ,rust-num-bigint-0.4)
+                       ("rust-num-traits" ,rust-num-traits-0.2)
+                       ("rust-pyo3" ,rust-pyo3-0.20)
+                       ("rust-smallvec" ,rust-smallvec-1))
+       #:cargo-development-inputs
+       (("rust-bencher" ,rust-bencher-0.1)
+        ("rust-codspeed-bencher-compat" ,rust-codspeed-bencher-compat-2)
+        ("rust-paste" ,rust-paste-1)
+        ("rust-pyo3" ,rust-pyo3-0.20)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-json" ,rust-serde-json-1))))
+    (native-inputs (list python-minimal-wrapper))   ; For the tests.
+    (home-page "https://github.com/pydantic/jiter/")
+    (synopsis "Iterable JSON parser")
+    (description "This package provides an iterable JSON parser.")
+    (license license:expat)))
+
 (define-public rust-jwalk-0.8
   (package
     (name "rust-jwalk")