diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index c0d703b78a..605d93d377 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -39566,6 +39566,32 @@ generator that uses the HC-128 algorithm.")
     (arguments
      `(#:cargo-inputs (("rust-rand-core" ,rust-rand-core-0.3))))))
 
+(define-public rust-rand-isaac-0.3
+  (package
+    (name "rust-rand-isaac")
+    (version "0.3.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "rand_isaac" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "0a0b188s960qknwwgvpn7zpq3fzdhvrb0gsm5ir5akqvv4y3gi7s"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-rand-core" ,rust-rand-core-0.6)
+        ("rust-serde" ,rust-serde-1)
+        ("rust-serde-derive" ,rust-serde-derive-1))
+       #:cargo-development-inputs
+       (("rust-bincode" ,rust-bincode-1))))
+    (home-page "https://rust-random.github.io/book/")
+    (synopsis "ISAAC random number generator")
+    (description "This package implements the @code{ISAAC} and @code{ISAAC-64}
+random number generators.  ISAAC stands for \"Indirection, Shift, Accumulate,
+Add, and Count\" which are the principal bitwise operations employed.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-rand-isaac-0.2
   (package
     (name "rust-rand-isaac")