diff --git a/lib/data-access-object.js b/lib/data-access-object.js
index 632a26c..1fbce1c 100644
--- a/lib/data-access-object.js
+++ b/lib/data-access-object.js
@@ -52,7 +52,7 @@ DataAccessObject.find = function find(where, cb) {
   var Model = this;
   var connector = Model.getConnector();
   assert(typeof connector.find === 'function',
-    'schedule() must be implemented by the connector');
+    'find() must be implemented by the connector');
 
   return connector.find(where, cb);
 };
@@ -67,7 +67,7 @@ DataAccessObject.now = function schedule(name, data, cb) {
   var Model = this;
   var connector = Model.getConnector();
   assert(typeof connector.now === 'function',
-    'schedule() must be implemented by the connector');
+    'now() must be implemented by the connector');
 
   return connector.now(name, data, cb);
 };
@@ -96,7 +96,7 @@ DataAccessObject.every = function every(when, name, data, cb) {
 
   var Model = this;
   var connector = Model.getConnector();
-  assert(typeof connector.schedule === 'function',
+  assert(typeof connector.every === 'function',
     'every() must be implemented by the connector');
 
   return connector.every(when, name, data, cb);
@@ -127,7 +127,7 @@ DataAccessObject.purge = function purge(cb) {
   var Model = this;
   var connector = Model.getConnector();
   assert(typeof connector.purge === 'function',
-    'schedule() must be implemented by the connector');
+    'purge() must be implemented by the connector');
 
   return connector.purge(cb);
 };
@@ -142,7 +142,7 @@ DataAccessObject.delete = DataAccessObject.cancel = function cancel(where, cb) {
   var Model = this;
   var connector = Model.getConnector();
   assert(typeof connector.cancel === 'function',
-    'schedule() must be implemented by the connector');
+    'cancel() must be implemented by the connector');
 
   return connector.cancel(where, cb);
 };