diff --git a/index.js b/index.js
index 8c875a5..05e3407 100644
--- a/index.js
+++ b/index.js
@@ -150,12 +150,14 @@ Kareem.prototype.wrap = function(name, fn, context, args) {
 
     fn.apply(context, args.slice(0, end).concat(function() {
       if (arguments[0]) {
+        // Assume error
         return typeof lastArg === 'function' ?
           lastArg(arguments[0]) :
           undefined;
       }
 
-      _this.execPost(name, context, args.slice(0, end), function() {
+      var argsWithoutError = Array.prototype.slice.call(arguments, 1);
+      _this.execPost(name, context, argsWithoutError, function() {
         if (arguments[0]) {
           return typeof lastArg === 'function' ?
             lastArg(arguments[0]) :
diff --git a/test/examples.test.js b/test/examples.test.js
index 152cd3d..323e585 100644
--- a/test/examples.test.js
+++ b/test/examples.test.js
@@ -208,7 +208,7 @@ describe('wrap()', function() {
         assert.equal(4, obj.eggs);
         assert.equal(false, obj.waffles);
         assert.equal(undefined, obj.tofu);
-        callback();
+        callback(null, o);
       },
       obj,
       args);