diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index f874a63f49..a1b80f2f8f 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -5679,7 +5679,8 @@ (define-public rust-ignore-0.4
         ("rust-regex" ,rust-regex-1.1)
         ("rust-same-file" ,rust-same-file-1.0)
         ("rust-thread-local" ,rust-thread-local-1.0)
-        ("rust-walkdir" ,rust-walkdir-2.2))))
+        ("rust-walkdir" ,rust-walkdir-2.2)
+        ("rust-winapi-util" ,rust-winapi-util-0.1))))
     (home-page "https://github.com/BurntSushi/ripgrep/tree/master/ignore")
     (synopsis "Efficiently match ignore files such as .gitignore")
     (description