diff --git a/lib/model/adapters/mongo.js b/lib/model/adapters/mongo.js
index 14c1ada7..5309da6e 100644
--- a/lib/model/adapters/mongo.js
+++ b/lib/model/adapters/mongo.js
@@ -70,6 +70,8 @@ var Mongo = function (config) {
 
           // if there's a doc, create a model out of it
           if (doc) {
+            // TODO: figure out why this uses native _ids
+            delete doc._id;
             instance = geddy.model[self.model].create(doc);
           }