diff --git a/debug-viewer/GstDebugViewer/GUI/models.py b/debug-viewer/GstDebugViewer/GUI/models.py
index 026a88066e..9d57b05993 100644
--- a/debug-viewer/GstDebugViewer/GUI/models.py
+++ b/debug-viewer/GstDebugViewer/GUI/models.py
@@ -276,20 +276,26 @@ class FilteredLogModel (FilteredLogModelBase):
 
         self.logger = logging.getLogger ("filtered-log-model")
 
+        self.range_model = RangeFilteredLogModel (super_model)
+
         self.filters = []
         self.super_index = []
         self.from_super_index = {}
         self.reset ()
         self.__active_process = None
         self.__filter_progress = 0.
-        self.__old_super_model_range = super_model.line_index_range
+
+    def _iter_hierarchy (self):
+
+        yield self
+        yield self.range_model
 
     def reset (self):
 
-        range_model = self.super_model
+        range_model = self.range_model
+        range_model.reset ()
         self.line_offsets = range_model.line_offsets
         self.line_levels = range_model.line_levels
-        self.__old_super_model_range = range_model.line_index_range
 
         del self.super_index[:]
         self.from_super_index.clear ()
@@ -416,19 +422,18 @@ class FilteredLogModel (FilteredLogModelBase):
 
         return super_stop - super_start
 
-    def super_model_changed_range (self):
+    def set_range (self, start_index, stop_index):
 
-        range_model = self.super_model
+        range_model = self.range_model
+        old_start, old_stop = range_model.line_index_range
+        range_model.set_range (start_index, stop_index)
 
         if isinstance (self.line_offsets, SubRange):
             # FIXME: Can only take this shortcut when shrinking the range.
             self.line_offsets = range_model.line_offsets
             self.line_levels = range_model.line_levels
-            self.__old_super_model_range = range_model.line_index_range
-            assert self.__old_super_model_range is not None
             return
 
-        old_start, old_stop = self.__old_super_model_range
         super_start, super_stop = range_model.line_index_range
 
         super_start_offset = super_start - old_start
@@ -477,8 +482,6 @@ class FilteredLogModel (FilteredLogModelBase):
             for i in range (len (self.super_index)):
                 self.super_index[i] -= super_start_offset
 
-        self.__old_super_model_range = (super_start, super_stop,)
-
     def __remove_range (self, start, stop):
 
         if start < 0:
diff --git a/debug-viewer/GstDebugViewer/GUI/window.py b/debug-viewer/GstDebugViewer/GUI/window.py
index 6446cbc145..75d79a166a 100644
--- a/debug-viewer/GstDebugViewer/GUI/window.py
+++ b/debug-viewer/GstDebugViewer/GUI/window.py
@@ -270,7 +270,6 @@ class Window (object):
 
         self.log_file = None
         self.log_model = None
-        self.log_range = None
         self.log_filter = None
 
         self.widget_factory = Common.GUI.WidgetFactory (Main.Paths.data_dir)
@@ -309,8 +308,7 @@ class Window (object):
     def setup_model (self, model):
 
         self.log_model = model
-        self.log_range = RangeFilteredLogModel (self.log_model)
-        self.log_filter = FilteredLogModel (self.log_range)
+        self.log_filter = FilteredLogModel (self.log_model)
         self.log_filter.handle_process_finished = self.handle_log_filter_process_finished
     def get_top_attach_point (self):
 
@@ -595,8 +593,7 @@ class Window (object):
         self.push_view_state ()
         start_index = first_index
         stop_index = last_index + 1
-        self.log_range.set_range (start_index, stop_index)
-        self.log_filter.super_model_changed_range ()
+        self.log_filter.set_range (start_index, stop_index)
         self.update_model ()
         self.pop_view_state ()
         self.actions.show_hidden_lines.props.sensitive = True
@@ -607,7 +604,6 @@ class Window (object):
         self.logger.info ("restoring model filter to show all lines")
         self.push_view_state ()
         self.log_view.set_model (None)
-        self.log_range.reset ()
         self.log_filter.reset ()
         self.update_model (self.log_filter)
         self.pop_view_state (scroll_to_selection = True)
@@ -896,7 +892,6 @@ class Window (object):
         self.progress_dialog = None
 
         self.log_model.set_log (self.log_file)
-        self.log_range.reset ()
         self.log_filter.reset ()
 
         self.actions.reload_file.props.sensitive = True
@@ -910,12 +905,12 @@ class Window (object):
                              _("It is not a GStreamer log file."))
 
         def idle_set ():
-            self.log_view.set_model (self.log_range)
+            self.log_view.set_model (self.log_filter)
 
             self.line_view.handle_attach_log_file (self)
             for feature in self.features:
                 feature.handle_attach_log_file (self, self.log_file)
-            if len (self.log_range):
+            if len (self.log_filter):
                 sel = self.log_view.get_selection ()
                 sel.select_path ((0,))
             return False