diff --git a/src/ld_iscsi.c b/src/ld_iscsi.c
index b9397a8..118a5d0 100644
--- a/src/ld_iscsi.c
+++ b/src/ld_iscsi.c
@@ -260,7 +260,7 @@ ssize_t read(int fd, void *buf, size_t count)
 {
 	if ((iscsi_fd_list[fd].is_iscsi == 1) && (iscsi_fd_list[fd].in_flight == 0)) {
 		uint64_t offset;
-		uint32_t num_blocks, lba;
+		uint64_t num_blocks, lba;
 		struct scsi_task *task;
 
 		if (iscsi_fd_list[fd].dup2fd >= 0) {
@@ -280,10 +280,10 @@ ssize_t read(int fd, void *buf, size_t count)
 			count = num_blocks * iscsi_fd_list[fd].block_size;
 		}
 
-        LD_ISCSI_DPRINTF(4,"read10_sync: lun %d, lba %u, num_blocks: %u, block_size: %d, offset: %lu count: %lu",iscsi_fd_list[fd].lun,lba,num_blocks,iscsi_fd_list[fd].block_size,offset,count);
+        LD_ISCSI_DPRINTF(4,"read16_sync: lun %d, lba %lu, num_blocks: %lu, block_size: %d, offset: %lu count: %lu",iscsi_fd_list[fd].lun,lba,num_blocks,iscsi_fd_list[fd].block_size,offset,count);
 
 		iscsi_fd_list[fd].in_flight = 1;
-		task = iscsi_read10_sync(iscsi_fd_list[fd].iscsi, iscsi_fd_list[fd].lun, lba, num_blocks * iscsi_fd_list[fd].block_size, iscsi_fd_list[fd].block_size, 0, 0, 0, 0, 0);
+		task = iscsi_read16_sync(iscsi_fd_list[fd].iscsi, iscsi_fd_list[fd].lun, lba, num_blocks * iscsi_fd_list[fd].block_size, iscsi_fd_list[fd].block_size, 0, 0, 0, 0, 0);
 		iscsi_fd_list[fd].in_flight = 0;
 		if (task == NULL || task->status != SCSI_STATUS_GOOD) {
 			LD_ISCSI_DPRINTF(0,"failed to send read10 command");