diff --git a/src/mux_pt.c b/src/mux_pt.c
index c66b746..41e8d59 100644
--- a/src/mux_pt.c
+++ b/src/mux_pt.c
@@ -111,6 +111,8 @@
 	conn->ctx = ctx;
 	ctx->cs = cs;
 	cs->flags |= CS_FL_RCV_MORE;
+	if (global.tune.options & GTUNE_USE_SPLICE)
+		cs->flags |= CS_FL_MAY_SPLICE;
 	return 0;
 
  fail_free: