diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index f626e240e2..47404b39cd 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -38953,23 +38953,6 @@ (define-public rust-nb-1
     (description "This package provides a minimal non-blocking I/O layer.")
     (license (list license:expat license:asl2.0))))
 
-(define-public rust-nb-0.1
-  (package
-    (inherit rust-nb-1)
-    (name "rust-nb")
-    (version "0.1.3")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "nb" version))
-       (file-name (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32 "0vyh31pbwrg21f8hz1ipb9i20qwnfwx47gz92i9frdhk0pd327c0"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs (("rust-nb" ,rust-nb-1))))))
-
 (define-public rust-nb-connect-1
   (package
     (name "rust-nb-connect")