diff --git a/vendor/nexe/exe.js b/vendor/nexe/exe.js
index 21e78bb..ecbfca4 100644
--- a/vendor/nexe/exe.js
+++ b/vendor/nexe/exe.js
@@ -254,9 +254,7 @@ return initModule._compile(${JSON.stringify(source)}, process.execPath);
      */
 
     function makeOutputDirectory(next) {
-      mkdirp(path.dirname(options.output), function() {
-        next();
-      });
+        mkdirp(path.dirname(options.output)).then(() => next());
     },
 
     /**
@@ -1107,4 +1105,3 @@ exports.package = function(path, options) {
 
   return obj;
 }
-