diff --git a/queuelib/__init__.py b/queuelib/__init__.py
index d1f2e71..fe53b41 100644
--- a/queuelib/__init__.py
+++ b/queuelib/__init__.py
@@ -1,5 +1,5 @@
 __version__ = "1.6.1"
 
-from queuelib.queue import FifoDiskQueue, LifoDiskQueue
+from queuelib.queue import FifoDiskQueue, LifoDiskQueue, FifoMemoryQueue, LifoMemoryQueue
 from queuelib.pqueue import PriorityQueue
 from queuelib.rrqueue import RoundRobinQueue