diff --git a/Lib/Queue.py b/Lib/Queue.py
index 0d69777..5125fd5 100644
--- a/Lib/Queue.py
+++ b/Lib/Queue.py
@@ -7,6 +7,7 @@
 	# Initialize a queue object with a given maximum size
 	# (If maxsize is <= 0, the maximum size is infinite)
 	def __init__(self, maxsize):
+		import thread
 		self._init(maxsize)
 		self.mutex = thread.allocate_lock()
 		self.esema = thread.allocate_lock()