diff --git a/include/common/bl_common.h b/include/common/bl_common.h
index 9fa2a81..12d5036 100644
--- a/include/common/bl_common.h
+++ b/include/common/bl_common.h
@@ -103,6 +103,7 @@
 #define PARAM_BL31		0x03
 #define PARAM_BL_LOAD_INFO	0x04
 #define PARAM_BL_PARAMS		0x05
+#define PARAM_PSCI_LIB_ARGS	0x06
 
 #define IMAGE_ATTRIB_SKIP_LOADING	0x02
 #define IMAGE_ATTRIB_PLAT_SETUP		0x04