diff --git a/settings/omegafox.cfg b/settings/omegafox.cfg
index 4facadc..52defcf 100644
--- a/settings/omegafox.cfg
+++ b/settings/omegafox.cfg
@@ -31,6 +31,7 @@ defaultPref("ui.systemUsesDarkTheme", 1);
 
 // Enable PDFJS
 defaultPref("pdfjs.disabled", false);
+defaultPref("pdfjs.enableScripting", false);
 
 
 // =================================================================