diff --git a/src/jtag/drivers/cmsis_dap_usb_bulk.c b/src/jtag/drivers/cmsis_dap_usb_bulk.c
index 50d4a9f8d3..8fbcb029dd 100644
--- a/src/jtag/drivers/cmsis_dap_usb_bulk.c
+++ b/src/jtag/drivers/cmsis_dap_usb_bulk.c
@@ -532,7 +532,7 @@ static int cmsis_dap_usb_write(struct cmsis_dap *dap, int txlen, int timeout_ms)
 	tr = &dap->bdata->command_transfers[dap->pending_fifo_put_idx];
 
 	if (tr->status == CMSIS_DAP_TRANSFER_PENDING) {
-		LOG_ERROR("busy command USB transfer at %u", dap->pending_fifo_put_idx);
+		LOG_DEBUG_IO("busy command USB transfer at %u", dap->pending_fifo_put_idx);
 		struct timeval tv = {
 			.tv_sec = timeout_ms / 1000,
 			.tv_usec = timeout_ms % 1000 * 1000
@@ -547,7 +547,7 @@ static int cmsis_dap_usb_write(struct cmsis_dap *dap, int txlen, int timeout_ms)
 		tr->status = CMSIS_DAP_TRANSFER_IDLE;
 	}
 	if (tr->status == CMSIS_DAP_TRANSFER_COMPLETED) {
-		LOG_ERROR("USB write: late transfer competed");
+		LOG_DEBUG_IO("USB write: late transfer competed");
 		tr->status = CMSIS_DAP_TRANSFER_IDLE;
 	}
 	if (tr->status != CMSIS_DAP_TRANSFER_IDLE) {