diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 21f81b8541..5bd0e22adc 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -15215,11 +15215,13 @@ Unix users and groups.")
          (base32
           "06n8hw4hlbcz328a3gbpvmy0ma46vg1lc0r5wf55900szf3qdiq5"))))
     (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-serde" ,rust-serde-1.0))))
     (home-page "https://github.com/contain-rs/vec-map")
     (synopsis "Simple map based on a vector for small integer keys")
     (description
      "This package provides a simple map based on a vector for small integer keys.")
-    (properties '((hidden? . #t)))
     (license (list license:asl2.0
                    license:expat))))