I don't know what I'm doing wrong...

First I've downloaded, and unzipped the folder in C:\ :

![enter image description here](https://i.stack.imgur.com/cvdql.png)
![enter image description here](https://i.stack.imgur.com/VxZBu.png)

Then, set it as a user variable :

![enter image description here](https://i.stack.imgur.com/8ybQq.png)

And added it to my PATH :

![enter image description here](https://i.stack.imgur.com/ZFtGx.png)

And even after restarting cmd, when I check `grails -version` I get this :

> 
> grails is not recognized as an internal or external command, operable program or batch file.
> 
> 
> 

What is wrong? Thanks for your help.