diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 1e5b28d05b..ebd688a9d2 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -15468,27 +15468,30 @@ (define-public rust-log-0.3
 (define-public rust-loom-0.3
   (package
     (name "rust-loom")
-    (version "0.3.2")
+    (version "0.3.6")
     (source
      (origin
        (method url-fetch)
        (uri (crate-uri "loom" version))
        (file-name (string-append name "-" version ".tar.gz"))
        (sha256
-        (base32 "10z738ig6vgvwc2kxjhjdr5b29p3ribk5f6gg6ak0xjxhjb4cnkc"))))
+        (base32 "1vabpqzdhcqy1d64kcyzgfwigiak0dr18whq0lkic8915w7lds50"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:skip-build? #t ;; TODO fails due to unresolved import
-       #:cargo-inputs
+     `(#:cargo-inputs
        (("rust-cfg-if" ,rust-cfg-if-0.1)
         ("rust-futures-util" ,rust-futures-util-0.3)
         ("rust-generator" ,rust-generator-0.6)
-        ("rust-scoped-tls" ,rust-scoped-tls-0.1)
+        ("rust-scoped-tls" ,rust-scoped-tls-1.0)
         ("rust-serde" ,rust-serde-1)
         ("rust-serde-json" ,rust-serde-json-1))))
     (home-page "https://github.com/tokio-rs/loom")
     (synopsis "Permutation testing for concurrent code")
-    (description "Permutation testing for concurrent code")
+    (description
+     "Loom is a testing tool for concurrent Rust code.  It runs a test many
+times, permuting the possible concurrent executions of that test under the C11
+memory model.  It uses state reduction techniques to avoid combinatorial
+explosion.")
     (license license:expat)))
 
 (define-public rust-loom-0.2