diff --git a/lib/cartodb/tile_cache.js b/lib/cartodb/tile_cache.js
index 40c4ca6e..6a2af954 100644
--- a/lib/cartodb/tile_cache.js
+++ b/lib/cartodb/tile_cache.js
@@ -5,7 +5,7 @@
 
 var LRUCache       = require('./lru'),
     CacheValidator = require('./cache_validator'),
-    TTL            = require('./TTL');
+    TTL            = require('./ttl');
 
 var BLANK_TILE_SIZE = 334; // totally transparent tile size in bytes