diff --git a/src/gui/widgets/styledtexteditor.py b/src/gui/widgets/styledtexteditor.py
index 18e8ac79d..89591e95e 100644
--- a/src/gui/widgets/styledtexteditor.py
+++ b/src/gui/widgets/styledtexteditor.py
@@ -398,6 +398,8 @@ class StyledTextEditor(gtk.TextView):
         Reset the undoable buffer
         """
         self.textbuffer.reset()
+        self.undo_action.set_sensitive(False)
+        self.redo_action.set_sensitive(False)
 
     # private methods