diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 0e5d27f797..a0b9cb037a 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -6536,11 +6536,7 @@ static int sip_senddigit_begin(struct ast_channel *ast, char digit)
 	sip_pvt_lock(p);
 	switch (ast_test_flag(&p->flags[0], SIP_DTMF)) {
 	case SIP_DTMF_INBAND:
-		if (p->rtp && ast_rtp_instance_dtmf_mode_get(p->rtp) == AST_RTP_DTMF_MODE_INBAND) {
-			ast_rtp_instance_dtmf_begin(p->rtp, digit);
-		} else {
-			res = -1; /* Tell Asterisk to generate inband indications */
-		}
+		res = -1; /* Tell Asterisk to generate inband indications */
 		break;
 	case SIP_DTMF_RFC2833:
 		if (p->rtp)
@@ -6572,11 +6568,7 @@ static int sip_senddigit_end(struct ast_channel *ast, char digit, unsigned int d
 			ast_rtp_instance_dtmf_end_with_duration(p->rtp, digit, duration);
 		break;
 	case SIP_DTMF_INBAND:
-		if (p->rtp && ast_rtp_instance_dtmf_mode_get(p->rtp) == AST_RTP_DTMF_MODE_INBAND) {
-			ast_rtp_instance_dtmf_end(p->rtp, digit);
-		} else {
-			res = -1; /* Tell Asterisk to stop inband indications */
-		}
+		res = -1; /* Tell Asterisk to stop inband indications */
 		break;
 	}
 	sip_pvt_unlock(p);