diff --git a/src/hq_interop.c b/src/hq_interop.c
index 3ded46266..74240a1f7 100644
--- a/src/hq_interop.c
+++ b/src/hq_interop.c
@@ -115,6 +115,7 @@ static ssize_t hq_interop_rcv_buf_res(struct qcs *qcs, struct buffer *b, int fin
 		sl = htx_add_stline(htx, HTX_BLK_RES_SL, flags,
 		                    ist("HTTP/1.0"), ist("200"), ist(""));
 		BUG_ON(!sl);
+		sl->info.res.status = 200;
 		if (fin && !to_copy)
 			sl->flags |= HTX_SL_F_BODYLESS;
 		htx_add_endof(htx, HTX_BLK_EOH);
@@ -200,7 +201,7 @@ static size_t hq_interop_snd_buf(struct qcs *qcs, struct buffer *buf,
 			/* Only GET supported for HTTP/0.9. */
 			b_putist(res, ist("GET "));
 			b_putist(res, htx_sl_req_uri(sl));
-			b_putist(res, ist(" HTTP/0.9\r\n"));
+			b_putist(res, ist("\r\n"));
 			htx_remove_blk(htx, blk);
 			total += fsize;
 			break;