diff --git a/README.md b/README.md
index 410dfcbfc..93d883940 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ Blogifier is single blog supporting multiple authors. Administrator can manage c
The [demo site](http://blogifier.azurewebsites.net) is a playground to check out Blogifier features. You can write and publish posts, upload files and test application before install. And no worries, it is just a sandbox and will clean itself.
-![demo-img](https://user-images.githubusercontent.com/1932785/38769576-c1d92a8c-3fca-11e8-96a7-acfd848de339.png)
+![github-demo](https://user-images.githubusercontent.com/1932785/47130986-eaef1d80-d261-11e8-81d4-c90ad86ff828.png)
## Live blog
diff --git a/src/App/Pages/Admin/Upgrade/Index.cshtml b/src/App/Pages/Admin/Upgrade/Index.cshtml
index 2b7f94d49..a0e911378 100644
--- a/src/App/Pages/Admin/Upgrade/Index.cshtml
+++ b/src/App/Pages/Admin/Upgrade/Index.cshtml
@@ -3,6 +3,9 @@
@{
Layout = null;
var repoLink = "https://github.com/blogifierdotnet/Blogifier/releases/tag/v" + Model.NewVersion;
+
+ int oldVersion = string.IsNullOrEmpty(Model.OldVersion) ? 0 : int.Parse(Model.OldVersion.Replace(".", ""));
+ int newVersion = string.IsNullOrEmpty(Model.NewVersion) ? 0 : int.Parse(Model.NewVersion.Replace(".", ""));
}
@@ -15,29 +18,54 @@