diff --git a/pkgs/by-name/js/json-fortran/package.nix b/pkgs/by-name/js/json-fortran/package.nix
index 924a018c3344..aa18a56a6899 100644
--- a/pkgs/by-name/js/json-fortran/package.nix
+++ b/pkgs/by-name/js/json-fortran/package.nix
@@ -8,13 +8,13 @@
 
 stdenv.mkDerivation rec {
   pname = "json-fortran";
-  version = "9.0.3";
+  version = "9.0.4";
 
   src = fetchFromGitHub {
     owner = "jacobwilliams";
     repo = "json-fortran";
     rev = version;
-    hash = "sha256-MMHMyEPZYz7dkYX1OA9D1kgRCTpzTVussJbh4rWHlyU=";
+    hash = "sha256-tLDs/yh9xMfZd2m+jD6Mm3Lr4asI4SrBDOAU2vN5OfA=";
   };
 
   nativeBuildInputs = [