diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h
index 5079109..819b0fc 100644
--- a/include/target/target_core_backend.h
+++ b/include/target/target_core_backend.h
@@ -53,6 +53,8 @@
 sense_reason_t	spc_parse_cdb(struct se_cmd *cmd, unsigned int *size);
 sense_reason_t	spc_emulate_report_luns(struct se_cmd *cmd);
 sector_t	spc_get_write_same_sectors(struct se_cmd *cmd);
+sense_reason_t	spc_emulate_inquiry_std(struct se_cmd *, unsigned char *);
+sense_reason_t	spc_emulate_evpd_83(struct se_cmd *, unsigned char *);
 
 sense_reason_t	sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops);
 u32	sbc_get_device_rev(struct se_device *dev);