diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index f320e7f760..e218d27ec7 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -4852,7 +4852,6 @@ (define-public ocaml-cstruct
      (list ocaml-bigarray-compat))
     (native-inputs
      (list ocaml-alcotest))
-    (properties `((ocaml4.07-variant . ,(delay ocaml4.07-cstruct))))
     (home-page "https://github.com/mirage/ocaml-cstruct")
     (synopsis "Access C structures via a camlp4 extension")
     (description "Cstruct is a library and syntax extension to make it easier
@@ -4860,22 +4859,6 @@ (define-public ocaml-cstruct
 writing to these structures, and they are accessed via the Bigarray module.")
     (license license:isc)))
 
-(define-public ocaml4.07-cstruct
-  (package-with-ocaml4.07
-    (package
-      (inherit ocaml-cstruct)
-      (version "5.1.1")
-      (source (origin
-                (method git-fetch)
-                (uri (git-reference
-                       (url "https://github.com/mirage/ocaml-cstruct")
-                       (commit (string-append "v" version))))
-                (file-name (git-file-name "ocaml-cstruct" version))
-                (sha256
-                 (base32
-                  "0jj3whs8r3jc524i9bb67rffh7y7r157hjgvws0bkxijxpjzwkbk"))))
-      (properties '()))))
-
 ;; TODO again, the "parent" package already has an explicit package argument,
 ;; so a variant package doesn't make sense, at least these aliases help the
 ;; importer out so it doesn't re-import things.  At least hopefully.