diff --git a/gnu/packages/crates-web.scm b/gnu/packages/crates-web.scm
index a3c026c85a9..cc2edc1d833 100644
--- a/gnu/packages/crates-web.scm
+++ b/gnu/packages/crates-web.scm
@@ -3885,14 +3885,14 @@ requests and responses.")
         (base32
          "1w21xnhd8f48zvbmm5njg2y1nb4p08ppn8r0cs2xi5d8wgnzbk6n"))))
     (arguments
-     `(#:tests? #f          ; doc tests fail
+     `(#:cargo-test-flags '("--lib")
        #:cargo-inputs
        (("rust-bytes" ,rust-bytes-0.4)
         ("rust-fnv" ,rust-fnv-1)
         ("rust-itoa" ,rust-itoa-0.4))
        #:cargo-development-inputs
        (("rust-doc-comment" ,rust-doc-comment-0.3)
-        ("rust-indexmap" ,rust-indexmap-1.8)
+        ("rust-indexmap" ,rust-indexmap-1)
         ("rust-quickcheck" ,rust-quickcheck-0.6)
         ("rust-rand" ,rust-rand-0.4)
         ("rust-seahash" ,rust-seahash-3)