diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index ffeb0afdf8..e452737ec9 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -7261,35 +7261,6 @@ (define-public rust-blake2-0.8
     (description "This package provides BLAKE2 hash functions in Rust.")
     (license (list license:expat license:asl2.0))))
 
-(define-public rust-blake2-rfc-0.2
-  (package
-    (name "rust-blake2-rfc")
-    (version "0.2.18")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "blake2-rfc" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32
-         "0034g47hyq2bzmk40895ill1mbnpmmjakdq3dmm9clidvl5m6vax"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
-       (("rust-arrayvec" ,rust-arrayvec-0.4)
-        ("rust-clippy" ,rust-clippy-0.0)
-        ("rust-constant-time-eq" ,rust-constant-time-eq-0.1))
-       #:cargo-development-inputs
-       (("rust-data-encoding" ,rust-data-encoding-2))))
-    (home-page "https://github.com/cesarb/blake2-rfc")
-    (synopsis "Rust implementation of BLAKE2 based on RFC 7693")
-    (description
-     "This package provides a pure Rust implementation of BLAKE2 based on RFC
-7693.")
-    (license (list license:asl2.0 license:expat))))
-
 (define-public rust-blake2b-simd-0.5
   (package
     (name "rust-blake2b-simd")