diff --git a/cacheoutput.php b/cacheoutput.php
index 9496117..d58b9a6 100644
--- a/cacheoutput.php
+++ b/cacheoutput.php
@@ -34,6 +34,8 @@ class cacheoutput
     $this->cacheCWD = getcwd();
     $cachemethod = "cache$method";
     $this->cache = new $cachemethod ();
+    if ($ttl === 0)
+      $this->cache->nocache = 1;
     $res = $this->cache->read ($id);
     // If there is a cache : display it
     if ($res !== false)