diff --git a/scripts/install b/scripts/install
index aba2024..f4d7d19 100644
--- a/scripts/install
+++ b/scripts/install
@@ -44,8 +44,7 @@ path_no_slash=${path%/}
 ynh_add_config --template="jupyterhub_config.py" --destination="$install_dir/config/jupyterhub_config.py"
 ynh_add_config --template="jupyter_notebook_config.py" --destination="$install_dir/config/jupyter_notebook_config.py"
 
-chown -R root: "$install_dir"
-chown -R "$admin:" "$install_dir/venv"
+chown -R "$app:$app" "$install_dir"
 
 #=================================================
 # SYSTEM CONFIGURATION
diff --git a/scripts/restore b/scripts/restore
index 202798a..741562e 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -25,8 +25,7 @@ ynh_script_progression --message="Restoring the app main directory..." --weight=
 
 ynh_restore_file --origin_path="$install_dir"
 
-chown -R root: "$install_dir"
-chown -R "$admin:" "$install_dir/venv"
+chown -R "$app:$app" "$install_dir"
 
 #=================================================
 # RESTORE SYSTEMD
diff --git a/scripts/upgrade b/scripts/upgrade
index a13bc2f..eccc67c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -53,8 +53,7 @@ path_no_slash=${path%/}
 ynh_add_config --template="jupyterhub_config.py" --destination="$install_dir/config/jupyterhub_config.py"
 ynh_add_config --template="jupyter_notebook_config.py" --destination="$install_dir/config/jupyter_notebook_config.py"
 
-chown -R root: "$install_dir"
-chown -R "$admin:" "$install_dir/venv"
+chown -R "$app:$app" "$install_dir"
 
 #=================================================
 # SETUP SYSTEMD