roster done
diff --git a/sync-demo.pro b/sync-demo.pro
index c82c20b..8c5d1b8 100644
--- a/sync-demo.pro
+++ b/sync-demo.pro
@@ -20,7 +20,7 @@
 
 QMAKE_CXXFLAGS *= -g 
 QMAKE_CFLAGS *= -g 
-LIBS += -lboost_system-mt -lboost_random
+LIBS += -lboost_system-mt -lboost_random-mt
 
 CONFIG += console