diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 9e121a8d2e..07c1326063 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -67932,25 +67932,6 @@ different for every thread.")
      "Library for managing threads priority and schedule policies.")
     (license license:expat)))
 
-(define-public rust-thread-priority-0.4
-  (package
-    (inherit rust-thread-priority-0.10)
-    (name "rust-thread-priority")
-    (version "0.4.1")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "thread-priority" version))
-       (file-name (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32 "1ccidjv5ra017knav1h34bzlscpx856fhz7kln3zhszh3jpr8qqg"))))
-    (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
-       (("rust-libc" ,rust-libc-0.2)
-        ("rust-log" ,rust-log-0.4)
-        ("rust-winapi" ,rust-winapi-0.3))))))
-
 (define-public rust-thread-tree-0.3
   (package
     (name "rust-thread-tree")