diff --git a/lib/matplotlib/tri/_tricontour.py b/lib/matplotlib/tri/_tricontour.py
index 8250515f3ef8..7f7b28668ddb 100644
--- a/lib/matplotlib/tri/_tricontour.py
+++ b/lib/matplotlib/tri/_tricontour.py
@@ -1,5 +1,6 @@
 import numpy as np
 
+from matplotlib._api.deprecation import delete_parameter
 from matplotlib import _docstring
 from matplotlib.contour import ContourSet
 from matplotlib.tri._triangulation import Triangulation
@@ -219,6 +220,9 @@ def _contour_args(self, args, kwargs):
 
 @_docstring.Substitution(func='tricontour', type='lines')
 @_docstring.interpd
+@delete_parameter("3.9", "tricontour", "origin")
+@delete_parameter("3.9", "tricontour", "extent")
+
 def tricontour(ax, *args, **kwargs):
     """
     %(_tricontour_doc)s