diff --git a/examples/semaphore_wait.py b/examples/semaphore_wait.py
index 563b89c95d..8665b9d851 100644
--- a/examples/semaphore_wait.py
+++ b/examples/semaphore_wait.py
@@ -1,6 +1,7 @@
 from locust import HttpLocust, TaskSet, task, events
 
-from gevent.coros import Semaphore
+from gevent.lock import Semaphore
+
 all_locusts_spawned = Semaphore()
 all_locusts_spawned.acquire()