diff --git a/pkgs/development/tools/ocaml/js_of_ocaml/compiler.nix b/pkgs/development/tools/ocaml/js_of_ocaml/compiler.nix
index 4b2020c0b211..78dfa8b12e75 100644
--- a/pkgs/development/tools/ocaml/js_of_ocaml/compiler.nix
+++ b/pkgs/development/tools/ocaml/js_of_ocaml/compiler.nix
@@ -5,12 +5,12 @@
 
 buildDunePackage rec {
   pname = "js_of_ocaml-compiler";
-  version = "5.4.0";
+  version = "5.5.2";
   minimalOCamlVersion = "4.08";
 
   src = fetchurl {
     url = "https://github.com/ocsigen/js_of_ocaml/releases/download/${version}/js_of_ocaml-${version}.tbz";
-    hash = "sha256-8SFd4TOGf+/bFuJ5iiJe4ERkaaV0Yq8N7r3SLSqNO5Q=";
+    hash = "sha256-l+aFEhFP8dl0Nnhff7m7mMUhgRrMXP8ysQS8XEoprDM=";
   };
 
   nativeBuildInputs = [ menhir ];