diff --git a/src/plivo/core/freeswitch/eventsocket.py b/src/plivo/core/freeswitch/eventsocket.py
index 52a9e09e..7018e5f1 100644
--- a/src/plivo/core/freeswitch/eventsocket.py
+++ b/src/plivo/core/freeswitch/eventsocket.py
@@ -10,7 +10,10 @@
 import gevent
 import gevent.event
 import gevent.socket as socket
-from gevent.coros import RLock
+try:
+    from gevent.lock import RLock
+except:
+    from gevent.coros import RLock
 import gevent.pool
 from gevent import GreenletExit