diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index f8a5cdeae2..527ab15e90 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -55226,33 +55226,6 @@ macOS and iOS.")
        #:cargo-development-inputs
        (("rust-phf-codegen" ,rust-phf-codegen-0.8))))))
 
-(define-public rust-selectors-0.21
-  (package
-    (inherit rust-selectors-0.22)
-    (name "rust-selectors")
-    (version "0.21.0")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "selectors" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32
-         "11icfj8ix8fqjsnw3dqw83bmhd5qdhxzq2klb486akyypq0b31hv"))))
-   (arguments
-    `(#:cargo-inputs
-      (("rust-bitflags" ,rust-bitflags-1)
-       ("rust-cssparser" ,rust-cssparser-0.25)
-       ("rust-fxhash" ,rust-fxhash-0.2)
-       ("rust-log" ,rust-log-0.4)
-       ("rust-matches" ,rust-matches-0.1)
-       ("rust-phf" ,rust-phf-0.7)
-       ("rust-precomputed-hash" ,rust-precomputed-hash-0.1)
-       ("rust-servo-arc" ,rust-servo-arc-0.1)
-       ("rust-smallvec" ,rust-smallvec-0.6)
-       ("rust-thin-slice" ,rust-thin-slice-0.1))))))
-
 (define-public rust-semver-1
   (package
     (name "rust-semver")