diff --git a/lib/query.js b/lib/query.js
index 12326f5..bcc9ae9 100644
--- a/lib/query.js
+++ b/lib/query.js
@@ -2,6 +2,8 @@ var util = require('util');
 var _ = require('underscore')._;
 var events =require('events');
 
+var operationsMap = {'=': '=', '!': '!=', '>': '>', '<': '<', '>=': '>=', '<=': '<=', '!=' : '<>', '<>': '<>'};
+
 var Query = function(sql, params, table) {
   events.EventEmitter.call(this);
   var self = this;
@@ -77,14 +79,13 @@ var Query = function(sql, params, table) {
     var params = [];
 
     if(_.isObject(conditions) &! _.isArray(conditions)) {
-      var operations = {'=': '=', '!': '!=', '>': '>', '<': '<', '>=': '>=', '<=': '<=', '!=' : '<>', '<>': '<>'};
       var _conditions = [];
       var seed = self.params.length;
 
       _.each(conditions, function(value, key) {
         var parts = key.trim().split(/ +/);
         var property = parts[0];
-        var operation = operations[parts[1]] || '=';
+        var operation = operationsMap[parts[1]] || '=';
 
         if (_.isBoolean(value) || _.isNumber(value)) {
           _conditions.push(util.format('"%s" %s %d', property, operation, value));