diff --git a/libtransmission/net.c b/libtransmission/net.c
index ba40a250a..e2dd17a55 100644
--- a/libtransmission/net.c
+++ b/libtransmission/net.c
@@ -123,7 +123,7 @@ createSocket( int type )
 }
 
 static void
-setSndBuf( tr_session * session, int fd )
+setSndBuf( tr_session * session UNUSED, int fd UNUSED )
 {
 #if 0
     if( fd >= 0 )