diff --git a/pkgs/development/ocaml-modules/gen_js_api/default.nix b/pkgs/development/ocaml-modules/gen_js_api/default.nix
index feabcb80f65e..a3fa6a95790a 100644
--- a/pkgs/development/ocaml-modules/gen_js_api/default.nix
+++ b/pkgs/development/ocaml-modules/gen_js_api/default.nix
@@ -11,13 +11,13 @@
 
 buildDunePackage rec {
   pname = "gen_js_api";
-  version = "1.1.4";
+  version = "1.1.5";
 
   src = fetchFromGitHub {
     owner = "LexiFi";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-ZDlVJLw9xKFTz1NR5sGiw3WnEmMyNQy69Vt9zkw0fPA=";
+    sha256 = "sha256-baK+/y0s08hHC8/+P7RKOboFnALQpndxBMuhI1WKf2o=";
   };
 
   minimalOCamlVersion = "4.11";