diff --git a/scripts/install b/scripts/install
index 3a263b8..e83bdb2 100644
--- a/scripts/install
+++ b/scripts/install
@@ -103,6 +103,10 @@ chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:$app "$final_path"
 
+if [ -d "/tmp/ufs" ]; then
+	chown -R $app:$app "/tmp/ufs"
+fi
+
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 40c2821..9b6f82c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -61,6 +61,10 @@ if ynh_legacy_permissions_exists; then
 	ynh_app_setting_delete --app=$app --key=is_public
 fi
 
+if [ -d "/tmp/ufs" ]; then
+	chown -R $app:$app "/tmp/ufs"
+fi
+
 #=================================================
 # STANDARD UPGRADE STEPS
 #=================================================