diff --git a/manifest.json b/manifest.json
index 406cd5e..d1dc5f0 100644
--- a/manifest.json
+++ b/manifest.json
@@ -7,9 +7,8 @@
           "storage",
           "tabs",
           "scripting",
-           "webRequest",
-           "declarativeNetRequest",
-           "extraHeaders"
+            "webRequest",
+            "declarativeNetRequest"
        ],
   "host_permissions": [
     "<all_urls>"
diff --git a/package-lock.json b/package-lock.json
index 6b8a017..439604c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7,6 +7,9 @@
     "": {
       "name": "vidplex",
       "version": "0.1.0",
+      "dependencies": {
+        "@rollup/rollup-darwin-arm64": "^4.63.1"
+      },
       "devDependencies": {
         "ajv": "^8.17.1",
         "ajv-formats": "^3.0.1",
@@ -1335,15 +1338,13 @@
       ]
     },
     "node_modules/@rollup/rollup-darwin-arm64": {
-      "version": "4.60.4",
-      "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.60.4.tgz",
-      "integrity": "sha512-tua0TaJxMOB1R0V0RS1jFZ/RpURFDJIOR2A6jWwQeawuFyS4gBW+rntLRaQd0EQ4bd6Vp44Z2rXW+YYDBsj6IA==",
+      "version": "4.63.1",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.63.1.tgz",
+      "integrity": "sha512-FQNqd1lRy/0QhDk3xeRIkSBiCpXCiDnZO3YLVdcDKN1UBiKToNftCzcXYNLshmPDUMlu2TdeS8tGcsU6f3YF1Q==",
       "cpu": [
         "arm64"
       ],
-      "dev": true,
       "license": "MIT",
-      "optional": true,
       "os": [
         "darwin"
       ]
@@ -3422,6 +3423,20 @@
         "fsevents": "~2.3.2"
       }
     },
+    "node_modules/rollup/node_modules/@rollup/rollup-darwin-arm64": {
+      "version": "4.60.4",
+      "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.60.4.tgz",
+      "integrity": "sha512-tua0TaJxMOB1R0V0RS1jFZ/RpURFDJIOR2A6jWwQeawuFyS4gBW+rntLRaQd0EQ4bd6Vp44Z2rXW+YYDBsj6IA==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ]
+    },
     "node_modules/rollup/node_modules/@types/estree": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.8.tgz",
diff --git a/src/background/background.js b/src/background/background.js
index 2ed7ad4..0052612 100644
--- a/src/background/background.js
+++ b/src/background/background.js
@@ -315,7 +315,8 @@ function originFromHost(host) {
 }
 
 // Read the `Referer` request header (the browser may title-case it; the
-// `extraHeaders` option exposes it to MV3 onBeforeSendHeaders).
+ // (onBeforeSendHeaders cannot read request headers in MV3 without a blocking API,
+ // so we fall back to the page origin for hosts that send no referer).
 function readReferer(headers) {
   if (!Array.isArray(headers)) return '';
   for (const h of headers) {
@@ -385,7 +386,7 @@ chrome.webRequest.onBeforeSendHeaders.addListener(
       await persistReferer(host, originFromHost(host));
       }
    },
-{ urls: ['<all_urls>'], extraHeaders: ['Referer'] }
+{ urls: ['<all_urls>'] }
 );
 
 // Install (idempotently) a DNR rule that sets the captured referer for a given