diff --git a/settings/camoufox.cfg b/settings/camoufox.cfg
index d2b1d1f..5c1afca 100644
--- a/settings/camoufox.cfg
+++ b/settings/camoufox.cfg
@@ -657,10 +657,12 @@ defaultPref("devtools.toolbox.host", "window");
 // -------
 
 // Disable JPEG-XL by default
-user_pref("image.jxl.enabled", false);
+defaultPref("image.jxl.enabled", false);
 
 // Disable tab process reuse entirely
 defaultPref("browser.tabs.remote.separatePrivilegedContentProcess", true);
 defaultPref("browser.tabs.remote.separatePrivilegedMozillaWebContentProcess", true);
 defaultPref("dom.ipc.keepProcessesAlive.web", 0);
 
+// Just in case
+defaultPref("javascript.options.wasm_shared_memory", false);
\ No newline at end of file