Fix broken link (#358)

Resources/doc/index.md

@@ -169,7 +169,7 @@ This is absolutely no problem, just follow the instructions given in the corresp
 
 > Why didn't you implement the _delete_ feature provided by Fine Uploader?
 
-FineUploaders _delete Feature_ is using generated unique names we would have to store in order to track down which file to delete. But both the storage and the deletetion of files are tight-coupled with the logic of your very own implementation. This means we leave the _delete Feature_ open for you to implement. Information on how the route must be crafted can be found on the [official documentation](http://docs.fineuploader.com/features/delete.html) and on [the blog](http://blog.fineuploader.com/2013/01/delete-uploaded-file-in-33.html) of Fine Uploader.
+FineUploaders _delete Feature_ is using generated unique names we would have to store in order to track down which file to delete. But both the storage and the deletetion of files are tight-coupled with the logic of your very own implementation. This means we leave the _delete Feature_ open for you to implement. Information on how the route must be crafted can be found on the [official documentation](http://docs.fineuploader.com/features/delete.html) and on [the blog](https://blog.fineuploader.com/delete-an-uploaded-file-in-3-3-3623bf6ec9c) of Fine Uploader.
 
 > Why didn't you implement the _delete_ feature provided by another library?