diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index f099b216bc..63aafa5975 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -4324,8 +4324,32 @@ extension of blocks.")
 ciphers.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-block-cipher-trait-0.6
+  (package
+    (name "rust-block-cipher-trait")
+    (version "0.6.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "block-cipher-trait" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "0x273w6fwka0i48nrv428birdrs2jz6jdnmc0dhc1rq9pm4lv4hw"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-blobby" ,rust-blobby-0.1)
+        ("rust-generic-array" ,rust-generic-array-0.12))))
+    (home-page "https://github.com/RustCrypto/block-ciphers")
+    (synopsis "Block cipher algorithms")
+    (description "This package provides a collection of block cipher
+algorithms.  This package is deprecated.  Please use block-cipher instead.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-block-cipher-trait-0.4
   (package
+    (inherit rust-block-cipher-trait-0.6)
     (name "rust-block-cipher-trait")
     (version "0.4.2")
     (source
@@ -4336,15 +4360,9 @@ ciphers.")
        (sha256
         (base32
          "10qmg8vphqmfllb9a2yx6s7r66jh1wh33clhsawq7ikg2wgz2p6q"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
-       (("rust-generic-array" ,rust-generic-array-0.8))))
-    (home-page "https://github.com/RustCrypto/block-ciphers")
-    (synopsis "Block cipher algorithms")
-    (description "This package provides a collection of block cipher
-algorithms.  This package is deprecated.  Please use block-cipher instead")
-    (license (list license:expat license:asl2.0))))
+       (("rust-generic-array" ,rust-generic-array-0.8))))))
 
 (define-public rust-block-padding-0.2
   (package