diff --git a/guix/import/crate.scm b/guix/import/crate.scm
index 9a73d9fe16..29318aac0e 100644
--- a/guix/import/crate.scm
+++ b/guix/import/crate.scm
@@ -85,14 +85,14 @@
     (()
      '())
     ((package-inputs ...)
-     `((#:cargo-inputs ,package-inputs)))))
+     `(#:cargo-inputs ,package-inputs))))
 
 (define (maybe-cargo-development-inputs package-names)
   (match (package-names->package-inputs package-names)
     (()
      '())
     ((package-inputs ...)
-     `((#:cargo-development-inputs ,package-inputs)))))
+     `(#:cargo-development-inputs ,package-inputs))))
 
 (define (maybe-arguments arguments)
   (match arguments
diff --git a/tests/crate.scm b/tests/crate.scm
index a4a328d507..72c3a13350 100644
--- a/tests/crate.scm
+++ b/tests/crate.scm
@@ -91,7 +91,7 @@
          ('build-system 'cargo-build-system)
          ('arguments
           ('quasiquote
-           (('#:cargo-inputs (("rust-bar" ('unquote rust-bar)))))))
+           ('#:cargo-inputs (("rust-bar" ('unquote rust-bar))))))
          ('home-page "http://example.com")
          ('synopsis "summary")
          ('description "summary")