diff --git a/Lib/test/test_hotshot.py b/Lib/test/test_hotshot.py
index 84af776bbb7..7188f1b9b75 100644
--- a/Lib/test/test_hotshot.py
+++ b/Lib/test/test_hotshot.py
@@ -53,6 +53,9 @@ def get_events_wotime(self):
 
     def check_events(self, expected):
         events = self.get_events_wotime()
+        if not __debug__:
+            # Running under -O, so we don't get LINE events
+            expected = [ev for ev in expected if ev[0] != LINE]
         if events != expected:
             self.fail(
                 "events did not match expectation; got:\n%s\nexpected:\n%s"