diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index f6f401a65f..38d83e853c 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -12051,6 +12051,27 @@ (define-public rust-darling-macro-0.10
         ("rust-quote" ,rust-quote-1)
         ("rust-syn" ,rust-syn-1))))))
 
+(define-public rust-darling-macro-0.9
+  (package
+    (inherit rust-darling-macro-0.10)
+    (name "rust-darling-macro")
+    (version "0.9.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "darling_macro" version))
+        (file-name
+         (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "1lcq9418w0vmvncg4a3n9k64zjvqz0048aviqi0rmlpiqv0xmn66"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-darling-core" ,rust-darling-core-0.9)
+        ("rust-quote" ,rust-quote-0.6)
+        ("rust-syn" ,rust-syn-0.15))))))
+
 (define-public rust-dashmap-4
   (package
     (name "rust-dashmap")