1 files changed, 7 insertions, 0 deletions
diff --git a/misctools/headers-cleaner.js b/misctools/headers-cleaner.js
index 10824d916..95df1ede6 100644
--- a/misctools/headers-cleaner.js
+++ b/misctools/headers-cleaner.js
@@ -2,6 +2,13 @@
 var { readFileSync, writeFileSync } = require("fs");
 var { join } = require("path");
 
+if (!("replaceAll" in String.prototype)) {
+  String.prototype.replaceAll = function (search, replacement) {
+    var target = this;
+    return target.replace(new RegExp(search, "g"), replacement);
+  };
+}
+
 const destination = join(__dirname, "../src/bun.js/bindings/headers.zig");
 const replacements = join(
   __dirname,