diff --git a/src/node/utils/caching_middleware.js b/src/node/utils/caching_middleware.js
index bfe6a6be2..1f5336733 100644
--- a/src/node/utils/caching_middleware.js
+++ b/src/node/utils/caching_middleware.js
@@ -21,9 +21,12 @@ var path = require('path');
 var zlib = require('zlib');
 var util = require('util');
 var settings = require('./Settings');
+var semver = require('semver');
+
+var existsSync = (semver.satisfies(process.version, '>=0.8.0')) ? fs.existsSync : path.existsSync
 
 var CACHE_DIR = path.normalize(path.join(settings.root, 'var/'));
-CACHE_DIR = fs.existsSync(CACHE_DIR) ? CACHE_DIR : undefined;
+CACHE_DIR = existsSync(CACHE_DIR) ? CACHE_DIR : undefined;
 
 var responseCache = {};