diff --git a/librewolf.cfg b/librewolf.cfg
index 406e606..79b7661 100644
--- a/librewolf.cfg
+++ b/librewolf.cfg
@@ -2647,7 +2647,7 @@ lockPref("security.tls.unrestricted_rc4_fallback", false);
 //lockPref("ui.key.menuAccessKey", 0);
 //lockPref("view_source.tab", false);
 
-defaultPref("xpinstall.signatures.required", true);
+defaultPref("xpinstall.signatures.required", false);
 
 // https://www.ghacks.net/2019/05/24/firefox-69-userchrome-css-and-usercontent-css-disabled-by-default/
 // might increase startup time, so keep it disabled, but modifiable by default