diff --git a/manifest.json b/manifest.json
index 17feb4f..1d1ad98 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 2,
   "name": "ContainSite",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "Per-container fingerprint isolation — each container gets its own device identity",
   "permissions": [
     "contextualIdentities",