diff --git a/scripts/install b/scripts/install
index daa545b..ed48f01 100644
--- a/scripts/install
+++ b/scripts/install
@@ -103,9 +103,6 @@ ynh_install_nodejs 8
 # TODO: use the same mecanism with other files
 ynh_install_app_dependencies $pkg_dependencies	
 
-# install ruby
-ynh_install_ruby --ruby_version=2.6.0
-
 #=================================================
 # CREATE A POSTGRESQL DATABASE
 #=================================================
@@ -157,6 +154,12 @@ ynh_system_user_create $app $final_path
 
 #=================================================
 # SPECIFIC SETUP
+#=================================================
+# INSTALLING RUBY
+#=================================================
+
+ynh_install_ruby --ruby_version=2.6.0
+
 #=================================================
 # MODIFY A CONFIG FILE
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 8f98166..859b0fb 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -138,9 +138,6 @@ ynh_install_nodejs 8
 # TODO: use the same mecanism with other files
 ynh_install_app_dependencies $pkg_dependencies
 
-# install ruby
-ynh_install_ruby --ruby_version=2.6.0
-
 #=================================================
 # CREATE DEDICATED USER
 #=================================================
@@ -151,6 +148,12 @@ ynh_system_user_create $app
 
 #=================================================
 # SPECIFIC UPGRADE
+#=================================================
+# INSTALLING RUBY
+#=================================================
+
+ynh_install_ruby --ruby_version=2.6.0
+
 #=================================================
 # UPGRADE MASTODON
 #=================================================