diff --git a/pkgs/development/compilers/ocaml/4.13.nix b/pkgs/development/compilers/ocaml/4.13.nix
index 6b0d379193e2..256242e9cbb5 100644
--- a/pkgs/development/compilers/ocaml/4.13.nix
+++ b/pkgs/development/compilers/ocaml/4.13.nix
@@ -1,9 +1,6 @@
 import ./generic.nix {
   major_version = "4";
   minor_version = "13";
-  patch_version = "0-rc2";
-  src = fetchTarball {
-    url = "https://caml.inria.fr/pub/distrib/ocaml-4.13/ocaml-4.13.0~rc2.tar.xz";
-    sha256 = "1w4sdrs5s1bhbisgz44ysi2j1n13qd3slgs34ppglpwmqqw6ply2";
-  };
+  patch_version = "0";
+  sha256 = "sha256:1f7gnndzs6qcyy2gnzalnhm808pifxhvxg2qp5dnsziz6li7x303";
 }
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index f2f9c912ffcd..058a1166d667 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -1601,7 +1601,7 @@ in let inherit (pkgs) callPackage; in rec
 
   ocamlPackages_4_13 = mkOcamlPackages (callPackage ../development/compilers/ocaml/4.13.nix { });
 
-  ocamlPackages_latest = ocamlPackages_4_12;
+  ocamlPackages_latest = ocamlPackages_4_13;
 
   ocamlPackages = ocamlPackages_4_12;
 }