diff --git a/route.php b/route.php
index f2bc1dd..322ba66 100644
--- a/route.php
+++ b/route.php
@@ -190,7 +190,7 @@ class route
     // Allow to redirect from POST to GET, but not GET to GET (can loop)
     if ($destURL === $requestURL && $_SERVER["REQUEST_METHOD"] === "GET")
       throw new Exception ("Redirect to myself", 508);
-    if (substr_count ("../", $baseURL) > 1+ substr_count ("/", $destURL))
+    if (substr_count ($baseURL, "../") > 1+ substr_count ($destURL,"/"))
       throw new Exception ("Can't redirect outside this site (Base $baseURL)",
                            405);