diff --git a/src/ScopedLock.h b/src/ScopedLock.h
index a82e18dcff..1fd1ee6082 100644
--- a/src/ScopedLock.h
+++ b/src/ScopedLock.h
@@ -2,7 +2,6 @@
 #define __SCOPEDLOCKHOLDER__
 
 #include <boost/thread/recursive_mutex.hpp>
-#include <boost/interprocess/sync/scoped_lock.hpp>
 #include <boost/shared_ptr.hpp>
 #include <boost/make_shared.hpp>
 #include <boost/ref.hpp>