diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 12209f1292076..19ee0734a1dc0 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8900,15 +8900,6 @@ in
   ocaml = ocamlPackages.ocaml;
 
   ocamlPackages = recurseIntoAttrs ocaml-ng.ocamlPackages;
-  OC1 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_01_0;
-  OC2 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_02;
-  OC3 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_03;
-  OC4 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_04;
-  OC5 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_05;
-  OC6 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_06;
-  OC7 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_07;
-  OC8 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_08;
-  OC9 = recurseIntoAttrs ocaml-ng.ocamlPackages_4_09;
 
   ocaml-crunch = ocamlPackages.crunch.bin;