diff --git a/plat/arm/common/arm_bl2_setup.c b/plat/arm/common/arm_bl2_setup.c
index 136e65a..d9fc84e 100644
--- a/plat/arm/common/arm_bl2_setup.c
+++ b/plat/arm/common/arm_bl2_setup.c
@@ -61,7 +61,7 @@
 
 	/* Fill the properties struct with the info from the config dtb */
 	if (tb_fw_config != 0U) {
-		fconf_populate(tb_fw_config);
+		fconf_populate("TB_FW", tb_fw_config);
 	}
 
 	/* Initialise the IO layer and register platform IO devices */