diff --git a/pkgs/build-support/wasm-bindgen-cli/default.nix b/pkgs/build-support/wasm-bindgen-cli/default.nix
index c4688dfec76e..9941a7215d1b 100644
--- a/pkgs/build-support/wasm-bindgen-cli/default.nix
+++ b/pkgs/build-support/wasm-bindgen-cli/default.nix
@@ -21,6 +21,8 @@ rustPlatform.buildRustPackage {
 
   inherit version src cargoDeps;
 
+  __structuredAttrs = true;
+
   nativeBuildInputs = [ pkg-config ];
 
   buildInputs = [
diff --git a/pkgs/by-name/wa/wasm-bindgen-cli_0_2_121/package.nix b/pkgs/by-name/wa/wasm-bindgen-cli_0_2_121/package.nix
new file mode 100644
index 000000000000..ccaf3b78a1a5
--- /dev/null
+++ b/pkgs/by-name/wa/wasm-bindgen-cli_0_2_121/package.nix
@@ -0,0 +1,19 @@
+{
+  buildWasmBindgenCli,
+  fetchCrate,
+  rustPlatform,
+}:
+
+buildWasmBindgenCli rec {
+  src = fetchCrate {
+    pname = "wasm-bindgen-cli";
+    version = "0.2.121";
+    hash = "sha256-ZOMgFNOcGkO66Jz/Z83eoIu+DIzo3Z/vq6Z5g6BDY/w=";
+  };
+
+  cargoDeps = rustPlatform.fetchCargoVendor {
+    inherit src;
+    inherit (src) pname version;
+    hash = "sha256-DPdCDPTAPBrbqLUqnCwQu1dePs9lGg85JCJOCIr9qjU=";
+  };
+}
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index ff2ae4181d06..22b68afc93ca 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -2182,7 +2182,7 @@ mapAliases {
   warsow = throw "'warsow' has been removed as it is unmaintained and is broken"; # Added 2025-10-09
   warsow-engine = throw "'warsow-engine' has been removed as it is unmaintained and is broken"; # Added 2025-10-09
   wasistlos = throw "'wasistlos' has been removed because it was unmaintained and archived upstream. Consider using 'karere' instead"; # Added 2026-04-13
-  wasm-bindgen-cli = wasm-bindgen-cli_0_2_117;
+  wasm-bindgen-cli = wasm-bindgen-cli_0_2_121;
   wasm-strip = throw "'wasm-strip' has been removed due to upstream deprecation. Use 'wabt' instead."; # Added 2025-11-06
   wavebox = throw "'wavebox' has been removed due to lack of maintenance in nixpkgs"; # Added 2025-06-24
   wavm = throw "wavm has been removed, as it does not build with supported LLVM versions"; # Added 2025-08-10