diff --git a/.config/linux/system/module/common/Firefox.nix b/.config/linux/system/module/common/Firefox.nix
index f622a42..e032253 100644
--- a/.config/linux/system/module/common/Firefox.nix
+++ b/.config/linux/system/module/common/Firefox.nix
@@ -5,8 +5,9 @@
 		languagePacks = [ "en-US" "ru" ];
 		autoConfig = ''
 			// Bookmarks.
-			lockPref("browser.microsummary.enabled",       true);
-			lockPref("browser.places.importBookmarksHTML", true);
+			lockPref("browser.microsummary.enabled",          true);
+			lockPref("browser.places.importBookmarksHTML",    true);
+			lockPref("browser.toolbars.bookmarks.visibility", "never");
 
 			// Fonts.
 			lockPref("browser.display.use_document_fonts", 0);