diff --git a/bbqsql/lib/technique.py b/bbqsql/lib/technique.py
index 461655d..0b8bf2a 100644
--- a/bbqsql/lib/technique.py
+++ b/bbqsql/lib/technique.py
@@ -5,7 +5,11 @@
 
 import gevent
 from gevent.event import AsyncResult,Event
-from gevent.coros import Semaphore
+try:
+    from gevent.coros import Semaphore
+except ImportError:
+    from gevent.lock import Semaphore
+
 from gevent.queue import Queue
 from gevent.pool import Pool