diff --git a/pkgs/development/ocaml-modules/javalib/default.nix b/pkgs/development/ocaml-modules/javalib/default.nix
index a12ade51c2e..5675e10dbad 100644
--- a/pkgs/development/ocaml-modules/javalib/default.nix
+++ b/pkgs/development/ocaml-modules/javalib/default.nix
@@ -8,19 +8,18 @@
 , extlib
 }:
 
-if lib.versionOlder ocaml.version "4.04"
-then throw "javalib is not available for OCaml ${ocaml.version}"
-else
+lib.throwIfNot (lib.versionAtLeast ocaml.version "4.08")
+  "javalib is not available for OCaml ${ocaml.version}"
 
 stdenv.mkDerivation rec {
   pname = "ocaml${ocaml.version}-javalib";
-  version = "3.2.1";
+  version = "3.2.2";
 
   src = fetchFromGitHub {
     owner = "javalib-team";
     repo = "javalib";
-    rev = "v${version}";
-    sha256 = "sha256-du1h+S+A7CetMXofsYxdGeSsobCgspDB9oUE9WNUbbo=";
+    rev = version;
+    hash = "sha256-XaI7GTU/O5UEWuYX4yqaIRmEoH7FuvCg/+gtKbE/P1s=";
   };
 
   nativeBuildInputs = [ which ocaml findlib ];