diff --git a/src/server/routes/public.ts b/src/server/routes/public.ts
index d6f9399eb..6071c8e81 100644
--- a/src/server/routes/public.ts
+++ b/src/server/routes/public.ts
@@ -23,7 +23,7 @@ export default [
   {
     from: '/assets/{path*}',
     to: join(config.get('publicDir'), 'assets'),
-    immutable: false
+    immutable: true
   }
 ].map((options) => {
   return {