diff --git a/modules/firefox.nix b/modules/firefox.nix
index 592010b..935d304 100644
--- a/modules/firefox.nix
+++ b/modules/firefox.nix
@@ -104,5 +104,6 @@
     lockPref("sidebar.revamp", true);
     lockPref("sidebar.verticalTabs", true);
     lockPref("media.videocontrols.picture-in-picture.enable-when-switching-tabs.enabled", true);
+    lockPref("general.autoScroll", true);
   '';
 }