diff --git a/index.js b/index.js
index 85cdac1..0c06512 100644
--- a/index.js
+++ b/index.js
@@ -131,6 +131,8 @@ module.exports = function plugin(app) {
    */
 
   app.asyncHelper('ifExists', function(files, val, cb) {
+    val = typeof val === 'function' ? val() : val;
+    
     cb(null, utils.anyExists(files, this.app.cwd) ? val : '');
   });