diff --git a/src/FCConfig.h b/src/FCConfig.h
index cdb00c36e..1ca5cac4c 100644
--- a/src/FCConfig.h
+++ b/src/FCConfig.h
@@ -276,6 +276,12 @@ typedef unsigned __int64    uint64_t;
 // stops inclusion of the QT 3 header through the SoQT header...
 //#define __Qt3All__
 
+//**************************************************************************
+// Boost
+#ifndef BOOST_SIGNALS_NO_DEPRECATION_WARNING
+#define BOOST_SIGNALS_NO_DEPRECATION_WARNING
+#endif
+
 //**************************************************************************
 // Exception handling