diff --git a/DESCRIPTION b/DESCRIPTION
index c2d3d0e..6e1703a 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: ahp
 Type: Package
 Title: Creating Analytic Hierarchy Process (AHP) Models
-Version: 0.2.2
+Version: 0.2.3
 Date: 2016-01-12
 Author: Christoph Glur
 Maintainer: Christoph Glur <christoph.glur@ipub.com>
diff --git a/vignettes/file-format.Rmd b/vignettes/file-format.Rmd
index 911b8b9..40b04d2 100644
--- a/vignettes/file-format.Rmd
+++ b/vignettes/file-format.Rmd
@@ -25,7 +25,7 @@ ahp File version: 2.0
 
 ## Introduction
 
-This vignette describes the details of the ahp file format, as well as the basics of the `Calculate` process.
+This vignette describes the details of the ahp file format, as well as the basics of the `Calculate` process. Read this if you want to understand how to specify your AHP problem in an ahp file.
 
 ## Basics