diff --git a/tests/helpers/stubs.py b/tests/helpers/stubs.py
index 0119c612c..ba7491897 100644
--- a/tests/helpers/stubs.py
+++ b/tests/helpers/stubs.py
@@ -229,8 +229,8 @@ class FakeWebTabScroller(browsertab.AbstractScroller):
 
     """Fake AbstractScroller to use in tests."""
 
-    def __init__(self, pos_perc):
-        super().__init__()
+    def __init__(self, tab, pos_perc):
+        super().__init__(tab)
         self._pos_perc = pos_perc
 
     def pos_perc(self):
@@ -250,7 +250,7 @@ class FakeWebTab(browsertab.AbstractTab):
         self._title = title
         self._url = url
         self._progress = progress
-        self.scroll = FakeWebTabScroller(scroll_pos_perc)
+        self.scroll = FakeWebTabScroller(self, scroll_pos_perc)
 
     def url(self):
         return self._url
diff --git a/tests/unit/browser/test_tab.py b/tests/unit/browser/test_tab.py
index 7f1ae3073..636cfa6e7 100644
--- a/tests/unit/browser/test_tab.py
+++ b/tests/unit/browser/test_tab.py
@@ -71,7 +71,7 @@ def test_tab(qtbot, view, config_stub, tab_registry):
     mode_manager = modeman.ModeManager(0)
 
     tab_w.history = browsertab.AbstractHistory(tab_w)
-    tab_w.scroll = browsertab.AbstractScroller(parent=tab_w)
+    tab_w.scroll = browsertab.AbstractScroller(tab_w, parent=tab_w)
     tab_w.caret = browsertab.AbstractCaret(win_id=tab_w.win_id,
                                            mode_manager=mode_manager,
                                            tab=tab_w, parent=tab_w)