diff --git a/pkgs/development/ocaml-modules/multipart_form/default.nix b/pkgs/development/ocaml-modules/multipart_form/default.nix
index 98166d7d1577..b4049bdfe851 100644
--- a/pkgs/development/ocaml-modules/multipart_form/default.nix
+++ b/pkgs/development/ocaml-modules/multipart_form/default.nix
@@ -14,13 +14,13 @@
   uutf,
 }:
 
-buildDunePackage rec {
+buildDunePackage (finalAttrs: {
   pname = "multipart_form";
-  version = "0.7.0";
+  version = "0.8.0";
 
   src = fetchurl {
-    url = "https://github.com/dinosaure/multipart_form/releases/download/v${version}/multipart_form-${version}.tbz";
-    hash = "sha256-IqGGnDJtE0OKrtt+ah1Cy9zx4wavEl9eXXjZSh/M2JE=";
+    url = "https://github.com/dinosaure/multipart_form/releases/download/v${finalAttrs.version}/multipart_form-${finalAttrs.version}.tbz";
+    hash = "sha256-lQdAZ5vmBOhkH1V3MuqYi+UGpyJPsSkoU6kEGYvchWA=";
   };
 
   propagatedBuildInputs = [
@@ -42,4 +42,4 @@ buildDunePackage rec {
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.vbgl ];
   };
-}
+})