diff --git a/include/scsi-lowlevel.h b/include/scsi-lowlevel.h
index 2aa24bb..897444f 100644
--- a/include/scsi-lowlevel.h
+++ b/include/scsi-lowlevel.h
@@ -177,6 +177,7 @@ EXTERN const char *scsi_sense_key_str(int key);
 #define SCSI_SENSE_ASCQ_INTERNAL_TARGET_FAILURE            0x4400
 #define SCSI_SENSE_ASCQ_MEDIUM_LOAD_OR_EJECT_FAILED        0x5300
 #define SCSI_SENSE_ASCQ_MEDIUM_REMOVAL_PREVENTED           0x5302
+#define SCSI_SENSE_ASCQ_INVALID_FIELD_IN_INFORMATION_UNIT  0x0e03
 
 EXTERN const char *scsi_sense_ascq_str(int ascq);
 
diff --git a/test-tool/test_write10_residuals.c b/test-tool/test_write10_residuals.c
index 0e8f6c5..1e9d1d5 100644
--- a/test-tool/test_write10_residuals.c
+++ b/test-tool/test_write10_residuals.c
@@ -161,11 +161,15 @@ test_write10_residuals(void)
 	CU_ASSERT_PTR_NOT_NULL(task_ret);
 
 	logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
-	if (task->status != SCSI_STATUS_GOOD) {
+	if (task->status != SCSI_STATUS_GOOD
+	    && !(task->status == SCSI_STATUS_CHECK_CONDITION
+		 && task->sense.key == SCSI_SENSE_ILLEGAL_REQUEST
+		 && task->sense.ascq ==
+		 SCSI_SENSE_ASCQ_INVALID_FIELD_IN_INFORMATION_UNIT)) {
 		logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
 			iscsi_get_error(iscsic));
+		CU_ASSERT(0);
 	}
-	CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
 
 	logging(LOG_VERBOSE, "Verify residual overflow flag is set");
 	if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {
diff --git a/test-tool/test_write12_residuals.c b/test-tool/test_write12_residuals.c
index c9e4c78..4e278e6 100644
--- a/test-tool/test_write12_residuals.c
+++ b/test-tool/test_write12_residuals.c
@@ -161,11 +161,16 @@ test_write12_residuals(void)
 	CU_ASSERT_PTR_NOT_NULL(task_ret);
 
 	logging(LOG_VERBOSE, "Verify that the target returned SUCCESS");
-	if (task->status != SCSI_STATUS_GOOD) {
+	if (task->status != SCSI_STATUS_GOOD
+	    && !(task->status == SCSI_STATUS_CHECK_CONDITION
+		 && task->sense.key == SCSI_SENSE_ILLEGAL_REQUEST
+		 && task->sense.ascq ==
+		 SCSI_SENSE_ASCQ_INVALID_FIELD_IN_INFORMATION_UNIT))
+	{
 		logging(LOG_VERBOSE, "[FAILED] Target returned error %s",
 			iscsi_get_error(iscsic));
+		CU_ASSERT(0);
 	}
-	CU_ASSERT_EQUAL(task->status, SCSI_STATUS_GOOD);
 
 	logging(LOG_VERBOSE, "Verify residual overflow flag is set");
 	if (task->residual_status != SCSI_RESIDUAL_OVERFLOW) {