1 files changed, 10 insertions, 9 deletions
diff --git a/pkgs/development/ocaml-modules/ppx_tools/default.nix b/pkgs/development/ocaml-modules/ppx_tools/default.nix
index 59b7c29730a..9ec1c24dbe3 100644
--- a/pkgs/development/ocaml-modules/ppx_tools/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_tools/default.nix
@@ -1,9 +1,9 @@
 { lib, stdenv, fetchFromGitHub, buildDunePackage, ocaml, findlib, cppo }:
 
 let param =
-  let v6_4 = {
-    version = "6.4";
-    sha256 = "15v7yfv6gyp8lzlgwi9garz10wpg34dk4072jdv19n6v20zfg7n1";
+  let v6_5 = {
+    version = "6.5";
+    sha256 = "sha256:0fwibah2hgllrnbdrmfqil5gr5raf6pb5h2zx6zs1h3d4ykvy8k8";
     useDune2 = true;
     nativeBuildInputs = [cppo];
     buildInputs = [cppo];
@@ -28,12 +28,13 @@ let param =
   "4.07" = {
     version = "5.1+4.06.0";
     sha256 = "1ww4cspdpgjjsgiv71s0im5yjkr3544x96wsq1vpdacq7dr7zwiw"; };
-  "4.08" = v6_4;
-  "4.09" = v6_4;
-  "4.10" = v6_4;
-  "4.11" = v6_4;
-  "4.12" = v6_4;
-  "4.13" = v6_4;
+  "4.08" = v6_5;
+  "4.09" = v6_5;
+  "4.10" = v6_5;
+  "4.11" = v6_5;
+  "4.12" = v6_5;
+  "4.13" = v6_5;
+  "4.14" = v6_5;
 }.${ocaml.meta.branch};
 in