diff --git a/README.markdown b/README.markdown
index 91f4182..8fcda16 100644
--- a/README.markdown
+++ b/README.markdown
@@ -83,12 +83,6 @@ echo $engine->render(
     )
 );
 ```
-upgrading to newer versions
------
-
-If you are upgrading to the new library version which uses TTL with Disk cache,
-first do not forget to delete all the files in the cache directory
-created by older versions, since the data structure has changed.
 
 contribution
 ------------
diff --git a/src/Handlebars/Handlebars.php b/src/Handlebars/Handlebars.php
index 9824846..17b41c8 100755
--- a/src/Handlebars/Handlebars.php
+++ b/src/Handlebars/Handlebars.php
@@ -38,7 +38,7 @@ use Handlebars\Cache\Dummy;
 class Handlebars
 {
     private static $_instance = false;
-    const VERSION = '1.0.0';
+    const VERSION = '1.1.0';
 
     /**
      * factory method