diff --git a/lib/matplotlib/backends/backend_wx.py b/lib/matplotlib/backends/backend_wx.py
index a031c6387a9e..046586b6e129 100644
--- a/lib/matplotlib/backends/backend_wx.py
+++ b/lib/matplotlib/backends/backend_wx.py
@@ -87,9 +87,6 @@ def _timer_set_interval(self):
         if self._timer.IsRunning():
             self._timer_start()  # Restart with new interval.
 
-    def _timer_set_single_shot(self):
-        self._timer.Start()
-
 
 class RendererWx(RendererBase):
     """