diff --git a/files/Install-Mastodon-Phase4.sh b/files/Install-Mastodon-Phase4.sh
index 421a66d..6ef6273 100644
--- a/files/Install-Mastodon-Phase4.sh
+++ b/files/Install-Mastodon-Phase4.sh
@@ -3,9 +3,9 @@
 # Let's install ruby 2.5.0
 echo Phase 4: Installation de Ruby
 git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build || exit 301
-cd .rbenv || exit 302
-rbenv install 2.5.0 || exit 303
-rbenv global 2.5.0 || exit 304
+cd ~/.rbenv || exit 302
+cd ~/.rbenv && rbenv install 2.5.0 || exit 303
+cd ~/.rbenv && rbenv global 2.5.0 || exit 304
 ruby -v
 
 cd ~