diff --git a/include/services/drtm_svc.h b/include/services/drtm_svc.h
index 86110db..56ae129 100644
--- a/include/services/drtm_svc.h
+++ b/include/services/drtm_svc.h
@@ -246,10 +246,10 @@
 #define DRTM_LAUNCH_FEAT_PCR_USAGE_SCHEMA_SHIFT		U(1)
 #define DRTM_LAUNCH_FEAT_HASHING_TYPE_SHIFT		U(0)
 
-#define DRTM_LAUNCH_FEAT_DLME_IMG_AUTH_MASK      	U(0x1)
-#define DRTM_LAUNCH_FEAT_MEM_PROTECTION_TYPE_MASK 	U(0x7)
-#define DRTM_LAUNCH_FEAT_PCR_USAGE_SCHEMA_MASK   	U(0x3)
-#define DRTM_LAUNCH_FEAT_HASHING_TYPE_MASK       	U(0x1)
+#define DRTM_LAUNCH_FEAT_DLME_IMG_AUTH_WIDTH		U(1)
+#define DRTM_LAUNCH_FEAT_MEM_PROTECTION_TYPE_WIDTH	U(3)
+#define DRTM_LAUNCH_FEAT_PCR_USAGE_SCHEMA_WIDTH		U(2)
+#define DRTM_LAUNCH_FEAT_HASHING_TYPE_WIDTH		U(1)
 
 #define DLME_IMG_AUTH					U(0x1)
 #define REG_MEM_PROTECTION_TYPE				U(0x1)