diff --git a/src/sdpd-request.c b/src/sdpd-request.c
index 1eefdce..318d044 100644
--- a/src/sdpd-request.c
+++ b/src/sdpd-request.c
} else {
/* continuation State exists -> get from cache */
sdp_buf_t *pCache = sdp_get_cached_rsp(cstate);
- if (pCache) {
+ if (pCache && cstate->cStateValue.maxBytesSent < pCache->data_size) {
uint16_t sent = MIN(max, pCache->data_size - cstate->cStateValue.maxBytesSent);
pResponse = pCache->data;
memcpy(buf->data, pResponse + cstate->cStateValue.maxBytesSent, sent);