diff --git a/gnu/packages/rust-apps.scm b/gnu/packages/rust-apps.scm
index b8cb06af64..f4ef2f103e 100644
--- a/gnu/packages/rust-apps.scm
+++ b/gnu/packages/rust-apps.scm
@@ -1075,6 +1075,19 @@ (define-public rust-cbindgen-0.23
               (base32
                "006rn3fn4njayjxr2vd24g1awssr9i3894nbmfzkybx07j728vav"))))))
 
+(define-public rust-cbindgen-0.20
+  (package
+    (inherit rust-cbindgen-0.24)
+    (name "rust-cbindgen")
+    (version "0.20.0")
+    (source (origin
+              (method url-fetch)
+              (uri (crate-uri "cbindgen" version))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "1p67vvjkxh07yfizfkvm6bjlv2bywrnl57hshcsz9h2x2qxrgqsi"))))))
+
 (define-public rust-cbindgen-0.19
   (package
     (inherit rust-cbindgen)