diff --git a/scripts/upgrade b/scripts/upgrade
index 05c4acc..06b0ae9 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -77,22 +77,6 @@ ynh_script_progression --message="Making sure dedicated system user exists..."
 # Create a dedicated user (if not existing)
 ynh_system_user_create --username=$app
 
-#=================================================
-# DOWNLOAD, CHECK AND UNPACK SOURCE
-#=================================================
-
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
-	ynh_script_progression --message="Upgrading source files..."
-
-	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path"
-fi
-
-chmod 750 "$final_path"
-chmod -R o-rwx "$final_path"
-chown -R $app:www-data "$final_path"
-
 #=================================================
 # NGINX CONFIGURATION
 #=================================================