diff --git a/src/target/rtt.c b/src/target/rtt.c
index e32a23ce2..9f994af82 100644
--- a/src/target/rtt.c
+++ b/src/target/rtt.c
@@ -192,7 +192,7 @@ int target_rtt_write_callback(struct rtt_control *ctrl,
 	int ret;
 	struct rtt_buffer rttbuf;
 
-	ret = read_rtt_buffer(target, ctrl, channel, false, &rttbuf);
+	ret = read_rtt_buffer(target, ctrl, channel, RTT_CHANNEL_TYPE_DOWN, &rttbuf);
 
 	if (ret != ERROR_OK) {
 		LOG_ERROR("Failed to read RTT buffer of down-channel %u", channel);