diff --git a/pkgs/development/ocaml-modules/janestreet/0.15.nix b/pkgs/development/ocaml-modules/janestreet/0.15.nix
index f9612c0c011d..ccd2d4eab299 100644
--- a/pkgs/development/ocaml-modules/janestreet/0.15.nix
+++ b/pkgs/development/ocaml-modules/janestreet/0.15.nix
@@ -3,6 +3,7 @@
 , fetchpatch
 , fzf
 , lib
+, ocaml
 , openssl
 , zstd
 }:
@@ -264,6 +265,7 @@ with self;
     buildInputs = [ jst-config ];
     propagatedBuildInputs = [ base base_bigstring base_quickcheck ppx_jane time_now ];
     doCheck = false; # circular dependency with core_kernel
+    meta.broken = lib.versionAtLeast ocaml.version "5.1";
   };
 
   core_bench = janePackage {
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 872e67262a57..01010c77061b 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -742,7 +742,7 @@ let
       }
       else if lib.versionOlder "4.10.2" ocaml.version
       then import ../development/ocaml-modules/janestreet/0.15.nix {
-        inherit self;
+        inherit self ocaml;
         inherit (pkgs) bash fetchpatch fzf lib openssl zstd;
       }
       else if lib.versionOlder "4.08" ocaml.version
@@ -794,6 +794,7 @@ let
 
       janeStreet = import ../development/ocaml-modules/janestreet/0.15.nix {
         self = self' // jsDeps;
+        inherit ocaml;
         inherit (pkgs) bash fetchpatch fzf lib openssl zstd;
       };