diff --git a/openbsc/src/libmgcp/mgcp_transcode.c b/openbsc/src/libmgcp/mgcp_transcode.c
index 8e14d7f..4d4cec8 100644
--- a/openbsc/src/libmgcp/mgcp_transcode.c
+++ b/openbsc/src/libmgcp/mgcp_transcode.c
@@ -450,6 +450,7 @@
 					"0x%x dropping sample buffer due delta=%d sample_cnt=%d\n",
 					ENDPOINT_NUMBER(endp), delta, state->sample_cnt);
 				state->sample_cnt = 0;
+				state->next_time = ts_no;
 			} else if (delta < 0) {
 				LOGP(DMGCP, LOGL_NOTICE,
 				     "RTP time jumps backwards, delta = %d, "