diff --git a/openerp/service/workers.py b/openerp/service/workers.py
index 824bc07bb53..eae1b2839a8 100644
--- a/openerp/service/workers.py
+++ b/openerp/service/workers.py
@@ -3,7 +3,10 @@
 # TODO rename class: Multicorn -> Arbiter ?
 #-----------------------------------------------------------
 import errno
-import fcntl
+try:
+    import fcntl
+except ImportError:
+    fcntl = None
 import psutil
 import random
 import resource