diff --git a/trusty/utils/rpmb_dev/rpmb_dev.c b/trusty/utils/rpmb_dev/rpmb_dev.c
index 5de1efa47..202562114 100644
--- a/trusty/utils/rpmb_dev/rpmb_dev.c
+++ b/trusty/utils/rpmb_dev/rpmb_dev.c
@@ -283,6 +283,7 @@ static struct rpmb_dev_cmd rpmb_dev_cmd_table[] = {
                 {
                         .func = rpmb_dev_data_read,
                         .resp = RPMB_RESP_DATA_READ,
+                        .check_key_programmed = true,
                         .check_addr = true,
                         .multi_packet_res = true,
                         .res_mac = true,