diff --git a/cli/src/init.rs b/cli/src/init.rs
index 6d1e7b35..0db4b5d9 100644
--- a/cli/src/init.rs
+++ b/cli/src/init.rs
@@ -480,9 +480,18 @@ pub fn generate_grammar_files(
     // Generate Node bindings
     if tree_sitter_config.bindings.node {
         missing_path(bindings_dir.join("node"), create_dir)?.apply(|path| {
-            missing_path(path.join("index.js"), |path| {
-                generate_file(path, INDEX_JS_TEMPLATE, language_name, &generate_opts)
-            })?;
+            missing_path_else(
+                path.join("index.js"),
+                allow_update,
+                |path| generate_file(path, INDEX_JS_TEMPLATE, language_name, &generate_opts),
+                |path| {
+                    let contents = fs::read_to_string(path)?;
+                    if !contents.contains("bun") {
+                        generate_file(path, INDEX_JS_TEMPLATE, language_name, &generate_opts)?;
+                    }
+                    Ok(())
+                },
+            )?;
 
             missing_path(path.join("index.d.ts"), |path| {
                 generate_file(path, INDEX_D_TS_TEMPLATE, language_name, &generate_opts)
diff --git a/cli/src/templates/index.js b/cli/src/templates/index.js
index a269e6da..88437495 100644
--- a/cli/src/templates/index.js
+++ b/cli/src/templates/index.js
@@ -3,7 +3,7 @@ const root = require("path").join(__dirname, "..", "..");
 module.exports =
   typeof process.versions.bun === "string"
     // Support `bun build --compile` by being statically analyzable enough to find the .node file at build-time
-    ? require(`../../prebuilds/${process.platform}-${process.arch}/tree-sitter-typescript.node`)
+    ? require(`../../prebuilds/${process.platform}-${process.arch}/tree-sitter-PARSER_NAME.node`)
     : require("node-gyp-build")(root);
 
 try {