diff --git a/src/Network/fgcom.cxx b/src/Network/fgcom.cxx
index 1327bb0..0951363 100644
--- a/src/Network/fgcom.cxx
+++ b/src/Network/fgcom.cxx
@@ -659,7 +659,7 @@ void FGCom::valueChanged(SGPropertyNode *prop)
 
           urlcmd.append(soundpath.c_str());
           //SG_LOG(SG_SOUND, SG_INFO, "CMD :" << urlcmd );
-          popen(urlcmd.c_str());
+          popen(urlcmd.c_str(),"x");
 
       }
       else {