diff --git a/lib/execjs/support/bun_runner.js b/lib/execjs/support/bun_runner.js
index ddbdedf..f5bd11a 100644
--- a/lib/execjs/support/bun_runner.js
+++ b/lib/execjs/support/bun_runner.js
@@ -1,4 +1,4 @@
-(function(program, execJS) { (function() {execJS(program) }).call({}); })(function(self, global, process, module, exports, require, console, setTimeout, setInterval, clearTimeout, clearInterval, setImmediate, clearImmediate) { #{source}
+(function(program, execJS) { (function() {execJS(program) }).call({}); })(async function(self, global, process, module, exports, require, console, setTimeout, setInterval, clearTimeout, clearInterval, setImmediate, clearImmediate) { #{source}
 }, function(program) {
   // Force BunJS to use sloppy mode see https://github.com/oven-sh/bun/issues/4527#issuecomment-1709520894
   exports.abc = function(){}
@@ -11,17 +11,21 @@
   try {
     delete this.process;
     delete this.console;
-    result = program();
-    process = __process__;
-    if (typeof result == 'undefined' && result !== null) {
-      printFinal('["ok"]');
-    } else {
-      try {
-        printFinal(JSON.stringify(['ok', result]));
-      } catch (err) {
-        printFinal(JSON.stringify(['err', '' + err, err.stack]));
+    (program()).then((result) => {
+      process = __process__;
+      if (typeof result == 'undefined' && result !== null) {
+        printFinal('["ok"]');
+      } else {
+        try {
+          printFinal(JSON.stringify(['ok', result]));
+        } catch (err) {
+          printFinal(JSON.stringify(['err', '' + err, err.stack]));
+        }
       }
-    }
+    }).catch((err) => {
+      process = __process__;
+      printFinal(JSON.stringify(['err', '' + err, err.stack]));
+    })
   } catch (err) {
     process = __process__;
     printFinal(JSON.stringify(['err', '' + err, err.stack]));