diff --git a/docs/src/rust_wasm_bindgen.md b/docs/src/rust_wasm_bindgen.md
index 0c0c29b265..8f5cc409f3 100644
--- a/docs/src/rust_wasm_bindgen.md
+++ b/docs/src/rust_wasm_bindgen.md
@@ -47,7 +47,7 @@ for the `rules_js` submodule).
 ## rust_wasm_bindgen
 
 <pre>
-rust_wasm_bindgen(<a href="#rust_wasm_bindgen-name">name</a>, <a href="#rust_wasm_bindgen-bindgen_flags">bindgen_flags</a>, <a href="#rust_wasm_bindgen-target">target</a>, <a href="#rust_wasm_bindgen-target_arch">target_arch</a>, <a href="#rust_wasm_bindgen-wasm_file">wasm_file</a>)
+rust_wasm_bindgen(<a href="#rust_wasm_bindgen-name">name</a>, <a href="#rust_wasm_bindgen-bindgen_flags">bindgen_flags</a>, <a href="#rust_wasm_bindgen-out_name">out_name</a>, <a href="#rust_wasm_bindgen-target">target</a>, <a href="#rust_wasm_bindgen-target_arch">target_arch</a>, <a href="#rust_wasm_bindgen-wasm_file">wasm_file</a>)
 </pre>
 
 Generates javascript and typescript bindings for a webassembly module using [wasm-bindgen][ws].
@@ -62,7 +62,8 @@ An example of this rule in use can be seen at [@rules_rust//examples/wasm](../ex
 | Name  | Description | Type | Mandatory | Default |
 | :------------- | :------------- | :------------- | :------------- | :------------- |
 | <a id="rust_wasm_bindgen-name"></a>name |  A unique name for this target.   | <a href="https://bazel.build/concepts/labels#target-names">Name</a> | required |  |
-| <a id="rust_wasm_bindgen-bindgen_flags"></a>bindgen_flags |  Flags to pass directly to the bindgen executable. See https://github.com/rustwasm/wasm-bindgen/ for details.   | List of strings | optional |  `[]`  |
+| <a id="rust_wasm_bindgen-bindgen_flags"></a>bindgen_flags |  Flags to pass directly to the wasm-bindgen executable. See https://github.com/rustwasm/wasm-bindgen/ for details.   | List of strings | optional |  `[]`  |
+| <a id="rust_wasm_bindgen-out_name"></a>out_name |  Set a custom output filename (Without extension. Defaults to target name).   | String | optional |  `""`  |
 | <a id="rust_wasm_bindgen-target"></a>target |  The type of output to generate. See https://rustwasm.github.io/wasm-bindgen/reference/deployment.html for details.   | String | optional |  `"bundler"`  |
 | <a id="rust_wasm_bindgen-target_arch"></a>target_arch |  The target architecture to use for the wasm-bindgen command line option.   | String | optional |  `"wasm32"`  |
 | <a id="rust_wasm_bindgen-wasm_file"></a>wasm_file |  The `.wasm` file or crate to generate bindings for.   | <a href="https://bazel.build/concepts/labels">Label</a> | required |  |
diff --git a/docs/src/rust_wasm_bindgen_rules_js.md b/docs/src/rust_wasm_bindgen_rules_js.md
index 9ed570c74d..ad42ae8c7f 100644
--- a/docs/src/rust_wasm_bindgen_rules_js.md
+++ b/docs/src/rust_wasm_bindgen_rules_js.md
@@ -7,7 +7,7 @@ Rust WASM-bindgen rules for interfacing with aspect-build/rules_js
 ## js_rust_wasm_bindgen
 
 <pre>
-js_rust_wasm_bindgen(<a href="#js_rust_wasm_bindgen-name">name</a>, <a href="#js_rust_wasm_bindgen-bindgen_flags">bindgen_flags</a>, <a href="#js_rust_wasm_bindgen-target">target</a>, <a href="#js_rust_wasm_bindgen-target_arch">target_arch</a>, <a href="#js_rust_wasm_bindgen-wasm_file">wasm_file</a>)
+js_rust_wasm_bindgen(<a href="#js_rust_wasm_bindgen-name">name</a>, <a href="#js_rust_wasm_bindgen-bindgen_flags">bindgen_flags</a>, <a href="#js_rust_wasm_bindgen-out_name">out_name</a>, <a href="#js_rust_wasm_bindgen-target">target</a>, <a href="#js_rust_wasm_bindgen-target_arch">target_arch</a>, <a href="#js_rust_wasm_bindgen-wasm_file">wasm_file</a>)
 </pre>
 
 Generates javascript and typescript bindings for a webassembly module using [wasm-bindgen][ws] that interface with [aspect-build/rules_js][abjs].
@@ -22,6 +22,7 @@ Generates javascript and typescript bindings for a webassembly module using [was
 | :------------- | :------------- | :------------- | :------------- | :------------- |
 | <a id="js_rust_wasm_bindgen-name"></a>name |  A unique name for this target.   | <a href="https://bazel.build/concepts/labels#target-names">Name</a> | required |  |
 | <a id="js_rust_wasm_bindgen-bindgen_flags"></a>bindgen_flags |  Flags to pass directly to the wasm-bindgen executable. See https://github.com/rustwasm/wasm-bindgen/ for details.   | List of strings | optional |  `[]`  |
+| <a id="js_rust_wasm_bindgen-out_name"></a>out_name |  Set a custom output filename (Without extension. Defaults to target name).   | String | optional |  `""`  |
 | <a id="js_rust_wasm_bindgen-target"></a>target |  The type of output to generate. See https://rustwasm.github.io/wasm-bindgen/reference/deployment.html for details.   | String | optional |  `"bundler"`  |
 | <a id="js_rust_wasm_bindgen-target_arch"></a>target_arch |  The target architecture to use for the wasm-bindgen command line option.   | String | optional |  `"wasm32"`  |
 | <a id="js_rust_wasm_bindgen-wasm_file"></a>wasm_file |  The `.wasm` file or crate to generate bindings for.   | <a href="https://bazel.build/concepts/labels">Label</a> | required |  |