diff --git a/lib/index.js b/lib/index.js
index <HASH>..<HASH> 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -42,11 +42,11 @@ module.exports = function(Sequelize) {
 			camelThrough: false
 		}, defineOptions || {});
 		
-		// find primary keys
+		// prep definitions
 		var primaryKeys = {};
 		
 		_.forIn(definitions, function(definition, modelName) {
-			primaryKey(modelName, definition);
+			prepOne(modelName, definition);
 		});
 		
 		// process definitions
@@ -62,7 +62,7 @@ module.exports = function(Sequelize) {
 		
 		// functions
 		
-		function primaryKey(modelName, definition)
+		function prepOne(modelName, definition)
 		{
 			// find primary key
 			var fields = definition.fields = definition.fields || {};
Rename primaryKey function to prepOne