diff --git a/test/caching.unit.js b/test/caching.unit.js
index 6adb2ee..1c9fa32 100644
--- a/test/caching.unit.js
+++ b/test/caching.unit.js
@@ -10,7 +10,9 @@ var memoryStore = require('../lib/stores/memory');
 
 var methods = {
     getWidget: function(name, cb) {
-        cb(null, {name: name});
+        process.nextTick(function() {
+            cb(null, {name: name});
+        });
     }
 };
 
diff --git a/test/multi_caching.unit.js b/test/multi_caching.unit.js
index a664ef0..5c425fa 100644
--- a/test/multi_caching.unit.js
+++ b/test/multi_caching.unit.js
@@ -9,7 +9,9 @@ var memoryStore = require('../lib/stores/memory');
 
 var methods = {
     getWidget: function(name, cb) {
-        cb(null, {name: name});
+        process.nextTick(function() {
+            cb(null, {name: name});
+        });
     }
 };