diff --git a/lib/matplotlib/backends/backend_macosx.py b/lib/matplotlib/backends/backend_macosx.py
index a39f5b5b1497..726a2ada8425 100644
--- a/lib/matplotlib/backends/backend_macosx.py
+++ b/lib/matplotlib/backends/backend_macosx.py
@@ -64,13 +64,9 @@ def draw_idle(self):
def _single_shot_timer(self, callback):
"""Add a single shot timer with the given callback"""
- # We need to explicitly stop and remove the timer after
- # firing, otherwise segfaults will occur when trying to deallocate
- # the singleshot timers.
def callback_func(callback, timer):
callback()
self._timers.remove(timer)
- timer.stop()
timer = self.new_timer(interval=0)
timer.single_shot = True
timer.add_callback(callback_func, callback, timer)
diff --git a/src/_macosx.m b/src/_macosx.m
index 3fac8b41f84e..eaf4f8292546 100755
--- a/src/_macosx.m
+++ b/src/_macosx.m
@@ -1741,6 +1741,11 @@ - (void)flagsChanged:(NSEvent *)event
repeats: !single
block: ^(NSTimer *timer) {
gil_call_method((PyObject*)self, "_on_timer");
+ if (single) {
+ // A single-shot timer will be automatically invalidated when it fires, so
+ // we shouldn't do it ourselves when the object is deleted.
+ self->timer = NULL;
+ }
}];
// Schedule the timer on the main run loop which is needed
// when updating the UI from a background thread
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