diff --git a/debug-viewer/GstDebugViewer/GUI.py b/debug-viewer/GstDebugViewer/GUI.py
index 90bc258f3e..95f567006e 100644
--- a/debug-viewer/GstDebugViewer/GUI.py
+++ b/debug-viewer/GstDebugViewer/GUI.py
@@ -1367,7 +1367,7 @@ class WrappingMessageColumn (MessageColumn):
 
         col = self.view_column
         col.props.max_width = width
-        col.get_cells ()[0].props.wrap_width = width
+        col.get_cell_renderers ()[0].props.wrap_width = width
         col.queue_resize ()
 
 class LineViewColumnManager (ColumnManager):