diff --git a/src/stream_interface.c b/src/stream_interface.c
index 59cce13ac..8b8470340 100644
--- a/src/stream_interface.c
+++ b/src/stream_interface.c
@@ -697,7 +697,8 @@ int si_cs_send(struct conn_stream *cs)
 
 		if ((!(oc->flags & (CF_NEVER_WAIT|CF_SEND_DONTWAIT)) &&
 		     ((oc->to_forward && oc->to_forward != CHN_INFINITE_FORWARD) ||
-		      (oc->flags & CF_EXPECT_MORE))) ||
+		      (oc->flags & CF_EXPECT_MORE) ||
+		      (IS_HTX_STRM(si_strm(si)) && !(oc->flags & CF_EOI)))) ||
 		    ((oc->flags & CF_ISRESP) &&
 		     ((oc->flags & (CF_AUTO_CLOSE|CF_SHUTW_NOW)) == (CF_AUTO_CLOSE|CF_SHUTW_NOW))))
 			send_flag |= CO_SFL_MSG_MORE;