diff --git a/librewolf.cfg b/librewolf.cfg
index f5ded49..76b9c9c 100644
--- a/librewolf.cfg
+++ b/librewolf.cfg
@@ -361,7 +361,7 @@ defaultPref("browser.ctrlTab.recentlyUsedOrder", false);
 defaultPref("accessibility.typeaheadfind", false);
 defaultPref("clipboard.autocopy", false);
 defaultPref("layout.spellcheckDefault", 2);
-defaultPref("browser.tabs.closeWindowWithLastTab", false);
+defaultPref("browser.tabs.closeWindowWithLastTab", true);
 defaultPref("general.autoScroll", false);
 //defaultPref("network.http.sendRefererHeader", 1);
 defaultPref("pdfjs.disabled", false);