diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index f54734844a2..f9a49dddb7d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -16844,7 +16844,9 @@ with pkgs;
     extra-packages = [ csound ];
   };
 
-  jackline = callPackage ../applications/networking/instant-messengers/jackline { };
+  jackline = callPackage ../applications/networking/instant-messengers/jackline {
+    ocamlPackages = ocaml-ng.ocamlPackages_4_05;
+  };
 
   slack = callPackage ../applications/networking/instant-messengers/slack { };