diff --git a/user.js b/user.js
index 06d9708..cea0f11 100644
--- a/user.js
+++ b/user.js
@@ -549,7 +549,7 @@ user_pref("browser.tabs.searchclipboardfor.middleclick", false); // [DEFAULT: fa
 user_pref("browser.contentanalysis.enabled", false); // [FF121+] [DEFAULT: false]
 user_pref("browser.contentanalysis.default_result", 0); // [FF127+] [DEFAULT: 0]
 /* 2635: disable referrer and storage access for resources injected by content scripts [FF139+] ***/
-   // user_pref("privacy.antitracking.isolateContentScriptResources", true);
+user_pref("privacy.antitracking.isolateContentScriptResources", true);
 /* 2640: disable CSP Level 2 Reporting [FF140+] ***/
 user_pref("security.csp.reporting.enabled", false);