diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 25b850dbf3..edfa37d9eb 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -94076,26 +94076,6 @@ (define-public rust-winnow-0.5
         ("rust-memchr" ,rust-memchr-2)
         ("rust-terminal-size" ,rust-terminal-size-0.2))))))
 
-(define-public rust-winnow-0.4
-  (package
-    (inherit rust-winnow-0.5)
-    (name "rust-winnow")
-    (version "0.4.11")
-    (source (origin
-              (method url-fetch)
-              (uri (crate-uri "winnow" version))
-              (file-name (string-append name "-" version ".tar.gz"))
-              (sha256
-               (base32
-                "0jzbp2dkiiz51qzql7y9xja4946ih54p6q4x2z41xyyb5fr56sb5"))))
-    (arguments
-     `(#:skip-build? #t     ; Cut the dependency graph.
-       #:cargo-inputs (("rust-anstyle" ,rust-anstyle-0.3)
-                       ("rust-anstyle-stream" ,rust-anstyle-stream-0.2)
-                       ("rust-is-terminal" ,rust-is-terminal-0.4)
-                       ("rust-memchr" ,rust-memchr-2)
-                       ("rust-terminal-size" ,rust-terminal-size-0.2))))))
-
 (define-public rust-wl-clipboard-rs-0.8
   (package
     (name "rust-wl-clipboard-rs")