diff --git a/pkgs/by-name/ze/zenoh-backend-filesystem/package.nix b/pkgs/by-name/ze/zenoh-backend-filesystem/package.nix
index f0118bb9af23..c051e920c268 100644
--- a/pkgs/by-name/ze/zenoh-backend-filesystem/package.nix
+++ b/pkgs/by-name/ze/zenoh-backend-filesystem/package.nix
@@ -10,17 +10,17 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "zenoh-backend-filesystem";
-  version = "1.2.1"; # nixpkgs-update: no auto update
+  version = "1.4.0"; # nixpkgs-update: no auto update
 
   src = fetchFromGitHub {
     owner = "eclipse-zenoh";
     repo = "zenoh-backend-filesystem";
     tag = version;
-    hash = "sha256-AQHJkUE2utFn4910+KGnf0wdXDMO6AmLVq1glp6k8Fc=";
+    hash = "sha256-aMIVBs3K9h2aVPuaU5DzOjm3xzpHJn8MnjxdCDCANCw=";
   };
 
   useFetchCargoVendor = true;
-  cargoHash = "sha256-batUPE2/goNxmxNDW11EC3+ImrPv3UouuKHKSDDd4Gs=";
+  cargoHash = "sha256-d7LgxaZHcMpqx0/+qmcHlAn1pAjBrGqjeTsiqZEJ+1Q=";
 
   nativeBuildInputs = [
     pkg-config