diff --git a/src/mux_h2.c b/src/mux_h2.c
index 1d64d261e..e72754917 100644
--- a/src/mux_h2.c
+++ b/src/mux_h2.c
@@ -5620,7 +5620,7 @@ static void h2_show_fd(struct buffer *msg, struct connection *conn)
 	int send_cnt = 0;
 	int tree_cnt = 0;
 	int orph_cnt = 0;
-	struct buffer *tmbuf;
+	struct buffer *hmbuf, *tmbuf;
 
 	if (!h2c)
 		return;
@@ -5641,16 +5641,21 @@ static void h2_show_fd(struct buffer *msg, struct connection *conn)
 		node = eb32_next(node);
 	}
 
+	hmbuf = br_head(h2c->mbuf);
 	tmbuf = br_tail(h2c->mbuf);
 	chunk_appendf(msg, " h2c.st0=%d .err=%d .maxid=%d .lastid=%d .flg=0x%04x"
 		      " .nbst=%u .nbcs=%u .fctl_cnt=%d .send_cnt=%d .tree_cnt=%d"
-		      " .orph_cnt=%d .sub=%d .dsi=%d .dbuf=%u@%p+%u/%u .msi=%d .mbuf=%u@%p+%u/%u",
+		      " .orph_cnt=%d .sub=%d .dsi=%d .dbuf=%u@%p+%u/%u .msi=%d"
+		      " .mbuf=[%u..%u|%u],h=[%u@%p+%u/%u],t=[%u@%p+%u/%u]",
 		      h2c->st0, h2c->errcode, h2c->max_id, h2c->last_sid, h2c->flags,
 		      h2c->nb_streams, h2c->nb_cs, fctl_cnt, send_cnt, tree_cnt, orph_cnt,
 		      h2c->wait_event.events, h2c->dsi,
 		      (unsigned int)b_data(&h2c->dbuf), b_orig(&h2c->dbuf),
 		      (unsigned int)b_head_ofs(&h2c->dbuf), (unsigned int)b_size(&h2c->dbuf),
 		      h2c->msi,
+		      br_head_idx(h2c->mbuf), br_tail_idx(h2c->mbuf), br_size(h2c->mbuf),
+		      (unsigned int)b_data(hmbuf), b_orig(hmbuf),
+		      (unsigned int)b_head_ofs(hmbuf), (unsigned int)b_size(hmbuf),
 		      (unsigned int)b_data(tmbuf), b_orig(tmbuf),
 		      (unsigned int)b_head_ofs(tmbuf), (unsigned int)b_size(tmbuf));