diff --git a/lodash.src.js b/lodash.src.js
index 84f50b2e4..9abe72553 100644
--- a/lodash.src.js
+++ b/lodash.src.js
@@ -8060,7 +8060,7 @@
      * // `initialize` invokes `createApplication` once
      */
     function once(func) {
-      return before(func, 2);
+      return before(2, func);
     }
 
     /**