diff --git a/src/cache.c b/src/cache.c
index c1e6bcc..1265df3 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -224,7 +224,7 @@
 				c_adv(msg->chn, st->hdrs_len);
 				ret = shctx_row_data_append(shctx,
 							    st->first_block,
-							    (unsigned char *)bi_ptr(msg->chn->buf),
+							    (unsigned char *)ci_head(msg->chn),
 							    MIN(ci_contig_data(msg->chn), len - st->hdrs_len));
 				/* Rewind the buffer to forward all data */
 				c_rew(msg->chn, st->hdrs_len);