diff --git a/src/add-ons/kernel/bus_managers/ata/ATAChannel.cpp b/src/add-ons/kernel/bus_managers/ata/ATAChannel.cpp
index 26c0698964..db119c9744 100644
--- a/src/add-ons/kernel/bus_managers/ata/ATAChannel.cpp
+++ b/src/add-ons/kernel/bus_managers/ata/ATAChannel.cpp
@@ -261,6 +261,7 @@ ATAChannel::SelectDevice(uint8 device)
 		return B_BAD_INDEX;
 
 	ata_task_file taskFile;
+	taskFile.lba.lba_24_27 = 0;
 	taskFile.lba.mode = ATA_MODE_LBA;
 	taskFile.lba.device = device;